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  Knobs (67 items)

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Mentor 2271.6002 Pushbutton Caps With Full Illumination Membrane Keypads 15 x 15 (1 offer) 
This pushbutton cap from Mentor is a flat type featuring full illumination for use with Inovan snap domes, with four support and one centre contact point.
Mentor
2271.6002
from £ 0.552*
per piece
 
 piece
Mentor 320.621 Plastic Adjusting Knob - Setscrew Fixing - 19mm (2 offers) 
This plastic adjusting knob from Mentor has been designed for professional equipment and comes with screwset fixing. Stylishly designed and featuring a dial disc made from Duroplast for spindles wi...
Mentor
320.621
from £ 3.37*
per piece
 
 piece
Mentor 321.611 Plastic Adjusting Knob - Setscrew Fixing - 25mm (3 offers) 
This plastic adjusting knob from Mentor has been designed for professional equipment and comes with screwset fixing. Stylishly designed and featuring a dial disc made from Duroplast for spindles wi...
Mentor
321.611
from £ 3.08*
per piece
 
 piece
Mentor 332.662 Cap For Plastic Turning Knob Ø 19.8mm - Red (2 offers) 
A red cap for plastic turning knob from Mentor compatible with Series 20.
Mentor
332.662
from £ 0.469*
per piece
 
 pieces
Mentor 332.663 Cap For Plastic Turning Knob Ø 19.8mm - Black (3 offers) 
A black cap for plastic turning knob from Mentor compatible with Series 20.
Mentor
332.663
from £ 0.298*
per piece
 
 pieces
Mentor 332.664 Cap For Plastic Turning Knob Ø 19.8mm - Grey (2 offers) 
A grey cap for plastic turning knob from Mentor compatible with Series 20.
Mentor
332.664
from £ 0.26*
per piece
 
 pieces
Mentor 332.673 Cap For Plastic Turning Knob Ø 19.8mm - Matt Black (1 offer) 
A cap for Ø plastic knobs from Mentor.
Mentor
332.673
from £ 0.5131*
per piece
 
 pieces
Mentor 334.6 Plastic Turning Knob - Collet Fixing - Ø 36mm - Black (1 offer) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a polyamide body and smooth grip.
Mentor
334.6
from £ 3.03*
per piece
 
 piece
Mentor 334.663 Cap For Plastic Turning Knob Ø 36mm - Black (3 offers) 
A black cap for aluminium knobs from Mentor without marking.
Mentor
334.663
from £ 0.41*
per piece
 
 piece
Mentor 352.41 Plastic Wing Knob With Collet Fixing Ø19.5mm (1 offer) 
This plastic wing knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed with a polyamide body and smooth grip. The combination of this par...
Mentor
352.41
from £ 1.92*
per piece
 
 piece
Mentor 352.61 Plastic Wing Knob With Collet Fixing Ø19.5mm (3 offers) 
This plastic wing knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed with a polyamide body and smooth grip. The combination of this par...
Mentor
352.61
from £ 1.22*
per piece
 
 piece
Mentor 353.61 Plastic Wing Knob With Collet Fixing Ø25mm (3 offers) 
This plastic wing knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed with a polyamide body and smooth grip. The combination of this par...
Mentor
353.61
from £ 1.50*
per piece
 
 piece
Mentor 354.61 Plastic Wing Knob With Collet Fixing Ø35mm (1 offer) 
This plastic wing knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed with a polyamide body and smooth grip. The combination of this par...
Mentor
354.61
from £ 3.397*
per piece
 
 piece
Mentor 355.31 Plastic Wing Knob With Collet Fixing Ø15mm (2 offers) 
This plastic wing knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed with a polyamide body and smooth grip. The combination of this par...
Mentor
355.31
from £ 2.175*
per piece
 
 piece
Mentor 4129.063 Cap For Plastic Wing Knob With Collet Fixing - Black (3 offers) 
A black cap for plastic wing knobs with collet fixing from Mentor.
Mentor
4129.063
from £ 0.23*
per piece
 
 piece
Mentor
4132.063
from £ 0.146*
per piece
 
 piece
Mentor 4311.0031 Cap For Matt Knob - Ø20mm - No Indicator - Black (2 offers) 
A cap for the Ø20mm black matt knob from Mentor.
Mentor
4311.0031
from £ 0.34*
per piece
 
 pieces
Mentor 4311.6131 Plastic Turning Knob Matt With Collet Fixing - Ø20mm - Black (2 offers) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a moulded on pointer, matt anodised body and knurled grip.
Mentor
4311.6131
from £ 1.13*
per piece
 
 piece
Mentor 4331.4000 Plastic Turning Knob Matt With Collet Fixing Ø 14.5mm (1 offer) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a matt body and knurled grip.
Mentor
4331.4000
from £ 1.27*
per piece
 
 piece
Mentor 4331.6000 Plastic Turning Knob Matt With Collet Fixing Ø 14.5mm (1 offer) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a matt body and knurled grip.
Mentor
4331.6000
from £ 2.386*
per piece
 
 piece
Mentor 4331.6032 Plastic Locking Knob With Collet Fixing - Dial Setting (4 offers) 
A plastic locking knob with collet fixing and numbered dial setting from Mentor.
Mentor
4331.6032
from £ 1.94*
per piece
 
 piece
Mentor 4332.6000 Plastic Turning Knob Matt With Collet Fixing Ø 20mm (1 offer) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a matt body and knurled grip.
Mentor
4332.6000
from £ 2.235*
per piece
 
 piece
Mentor 4332.6001 Plastic Turning Knob Matt With Collet Fixing Ø 20mm - Marking (1 offer) 
This plastic turning knob from Mentor has been designed for professional equipment and comes with collet fixing. Stylishly designed with a matt body and knurled grip. This version has a white line ...
Mentor
4332.6001
from £ 2.23*
per piece
 
 piece
Mentor 4332.6030 Plastic Locking Knob With Collet Fixing - Without Marking (1 offer) 
A plastic locking knob with collet fixing and no marking from Mentor.
Mentor
4332.6030
from £ 2.56*
per piece
 
 piece
Mentor 4332.6031 Plastic Locking Knob With Collet Fixing - With Marking (2 offers) 
A plastic locking knob with collet fixing and marking from Mentor.
Mentor
4332.6031
from £ 2.46*
per piece
 
 piece
Mentor 475.61 Plastic Adjusting Knob Ø 38mm (3 offers) 
This plastic adjusting knob from Mentor is an alternative to the thermoset plastic version, as the grip areas are shaped differently, while the cap remains in black. Equipped with collet fixing.
Mentor
475.61
from £ 5.36*
per piece
 
 piece
Mentor 476.61 Plastic Adjusting Knob Ø 28mm (2 offers) 
This plastic adjusting knob from Mentor is an alternative to the thermoset plastic version, as the grip areas are shaped differently, while the cap remains in black. Equipped with collet fixing.
Mentor
476.61
from £ 8.96*
per piece
 
 piece
Mentor 477.61 Plastic Adjusting Knob Ø 19mm (3 offers) 
This plastic adjusting knob from Mentor is an alternative to the thermoset plastic version, as the grip areas are shaped differently, while the cap remains in black. Equipped with collet fixing.
Mentor
477.61
from £ 3.89*
per piece
 
 piece
Mentor 487.4 Turning Knob With Collet Fixing Ø 8mm (1 offer) 
This turning knob with collet fixing from Mentor is a metal, high-gloss, chrome plated instrument knob in precision format.
Mentor
487.4
from £ 1.514*
per piece
 
 piece
Mentor 499.642 Cap For Plastic Turning Knob Ø 14.5mm - Red (2 offers) 
A black cap for plastic Ø 14.5mm knob from Mentor compatible with Series 11.5.
Mentor
499.642
from £ 0.207*
per piece
 
 piece
Mentor 499.643 Cap For Plastic Turning Knob Ø 14.5mm - Black (3 offers) 
A black cap for plastic Ø 14.5mm knob from Mentor compatible with Series 11.5.
Mentor
499.643
from £ 0.25*
per piece
 
 piece
Mentor 499.647 Cap For Plastic Turning Knob Ø 14.5mm - Yellow (1 offer) 
A black cap for plastic Ø 14.5mm knob from Mentor compatible with Series 11.5.
Mentor
499.647
from £ 0.137*
per piece
 
 piece
Mentor 499.673 Cap For Plastic Turning Knob Ø 14.5mm - Matt Black (1 offer) 
A black cap for plastic Ø 14.5mm knob from Mentor compatible with Series 11.5.
Mentor
499.673
from £ 0.3628*
per piece
 
 piece
Mentor 508.61 Aluminium Turning Knob Setscrew 24mm Silver Without Indicator (1 offer) 
This aluminium turning knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with a black anodised finish.
Mentor
508.61
from £ 3.903*
per piece
 
 piece
Mentor 531.6 Aluminium Turning Knob - Collet Fixing - Ø12mm (1 offer) 
This aluminium turning knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed and alu-decorated anodised.
Mentor
531.6
from £ 5.264*
per piece
 
 piece
Mentor 532.6 Aluminium Turning Knob - Collet Fixing - Ø20mm (1 offer) 
This aluminium turning knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed and alu-decorated anodised.
Mentor
532.6
from £ 7.31*
per piece
 
 piece
Mentor 533.6 Aluminium Turning Knob - Collet Fixing - Ø28mm (2 offers) 
This aluminium turning knob from Mentor has been designed for professional equipment and comes with a collet fixing. Stylishly designed and alu-decorated anodised.
Mentor
533.6
from £ 12.656*
per piece
 
 piece
Mentor 5572.6100 Aluminium Turning Knob With Setscrew - Silver - Dial - 20mm (1 offer) 
This aluminium turning knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with a distinct hand grip.
Mentor
5572.6100
from £ 2.56*
per piece
 
 piece
Mentor 5582.6611 Aluminium Wing Knob With Setscrew - Silver - 20.5mm (3 offers) 
This aluminium wing knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with silver protective lacquering.
Mentor
5582.6611
from £ 4.34*
per piece
 
 piece
Mentor 5583.6611 Aluminium Wing Knob With Setscrew - Silver - 24.5mm (2 offers) 
This aluminium wing knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with silver protective lacquering.
Mentor
5583.6611
from £ 9.04*
per piece
 
 piece
Mentor 5615.4614 Aluminium Turning Knob With Setscrew - Silver/Black - 15mm (1 offer) 
This aluminium turning knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with a black indicator line and corrugated handle surface...
Mentor
5615.4614
from £ 4.021*
per piece
 
 piece
Mentor 5615.6614 Aluminium Turning Knob With Setscrew - Silver/Black - 15mm (2 offers) 
This aluminium turning knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with a black indicator line and corrugated handle surface...
Mentor
5615.6614
from £ 1.93*
per piece
 
 piece
Mentor 5617.6614 Aluminium Turning Knob With Setscrew - Silver/Black - 24mm (2 offers) 
This aluminium turning knob from Mentor has been manufactured for professional equipment and comes with setscrew fixing. Stylishly designed with a black indicator line and corrugated handle surface...
Mentor
5617.6614
from £ 1.88*
per piece
 
 piece
Mentor 6622.1000 Digital Turning Knob - 6.35mm Shaft - 30.4mm (3 offers) 
This digital turning knob from Mentor has been designed for precision potentiometers. Assemble direct onto the potentiometer spindle.
Mentor
6622.1000
from £ 11.34*
per piece
 
 piece
Mentor 6623.1000 Analog Turning Knob - 22.8mm (3 offers) 
This analog turning knob from Mentor is a digital rotary button for precision potentiometers. Mount directly onto the potentiometer spindle.
Mentor
6623.1000
from £ 3.92*
per piece
 
 piece
Mentor 716 Friction Clutch (2 offers) 
This 716 friction clutch from Mentor can be set to any transfer torque with a maximum of 30Ncm,
Mentor
716
from £ 7.84*
per piece
 
 piece
Mentor 720.6 Brass Shaft Coupling - Inside Diameter 6mm Both Ends (2 offers) 
This brass shaft coupling from Mentor is a rigid type for connecting 6mm diameter shafts.
Mentor
720.6
from £ 1.35*
per piece
 
 piece
Mentor 720.64 Brass Shaft Coupling - Inside Diameter 6mm One End 4mm The Other (2 offers) 
This shaft coupling from Mentor is a rigid type for connecting different shaft diameters.
Mentor
720.64
from £ 1.78*
per piece
 
 piece
Mentor 729 Shaft Lead-Through (2 offers) 
This 729 shaft lead-through from Mentor is a spindle bushing made out of nickel-plated brass.
Mentor
729
from £ 0.83*
per piece
 
 piece
SCI PN-1 Black Pointer Control Knob (1 offer) 
Black pointer control knob from SCI with central indicator line in white.
SCI
PN-1
from £ 0.3907*
per piece
 
 pieces
SCI PN-8C (PN-38A) Control Knob 6.1mm Shaft - Matt Black - 34.8mm (1 offer) 
Attractive matt black control knob from SCI with 6.1mm shaft and serrated finger-grip sides.
SCI
PN-8C (PN-38A) 6.1mm
from £ 0.6526*
per piece
 
 pieces
SCI PN-8C (PN-38A) Control Knob 6.4mm Shaft - Matt Black - 34.8mm (1 offer) 
Attractive matt black control knob from SCI with 6.4mm shaft and serrated finger-grip sides.
SCI
PN-8C (PN-38A) 6.4mm
from £ 0.8488*
per piece
 
 pieces
SCI PN-8D (PN-38B) Control Knob 6.1mm Shaft - Matt Black - 24.0mm (1 offer) 
Attractive matt black control knob from SCI with 6.1mm shaft and serrated finger-grip sides.
SCI
PN-8D (PN-38B) 6.1mm
from £ 0.6022*
per piece
 
 pieces
SCI PN-8D (PN-38B) Control Knob 6.4mm Shaft - Matt Black - 24.0mm (1 offer) 
Attractive matt black control knob from SCI with 6.4mm shaft and serrated finger-grip sides.
SCI
PN-8D (PN-38B) 6.4mm
from £ 0.5158*
per piece
 
 pieces
SCI PN-8E (PN-38C) Control Knob 6.1mm Shaft - Matt Black - 20.3mm (1 offer) 
Attractive matt black control knob from SCI with 6.1mm shaft and serrated finger-grip sides.
SCI
PN-8E (PN-38C) 6.1mm
from £ 0.5347*
per piece
 
 pieces
SCI PN-8E (PN-38C) Control Knob 6.4mm Shaft - Matt Black - 20.3mm (1 offer) 
Attractive matt black control knob from SCI with 6.4mm shaft and serrated finger-grip sides.
SCI
PN-8E (PN-38C) 6.4mm
from £ 0.6419*
per piece
 
 pieces
SCI PN-8F (PN-38D) Control Knob 6.1mm Shaft - Matt Black - 15.5mm (1 offer) 
Attractive matt black control knob from SCI with 6.1mm shaft and serrated finger-grip sides.
SCI
PN-8F (PN-38D) 6.1mm
from £ 0.3367*
per piece
 
 pieces
SCI PN-8F (PN-38D) Control Knob 6.4mm Shaft - Matt Black - 15.5mm (1 offer) 
Attractive matt black control knob from SCI with 6.4mm shaft and serrated finger-grip sides.
SCI
PN-8F (PN-38D) 6.4mm
from £ 0.5311*
per piece
 
 pieces
SCI RN-113B Line Indicator Control Knob 30mm (2 offers) 
30mm diameter black control knob from SCI with spun aluminium skirt and inlay.
SCI
RN-113B
from £ 0.66195*
per piece
 
 piece
SCI RN-114A Calibrated Control Knob 37mm (2 offers) 
Matched 37mm diameter black phenolic resin control knob with spun aluminium skirt and inlay.
SCI
RN-114A
from £ 0.59*
per piece
 
 piece
SCI RN-114B Arrow Control Knob 37mm (2 offers) 
Matched 37mm diameter black phenolic resin control knob with spun aluminium skirt and inlay.
SCI
RN-114B
from £ 0.71*
per piece
 
 piece
SCI RN-117B Arrow Control Knob 23mm (2 offers) 
A 23mm diameter black control knob with spun aluminium skirt and inlay.
SCI
RN-117B
from £ 0.66*
per piece
 
 piece
SCI RN-99A(Ø6.4mm) Control Knob-Black/Silver Cap-White Line-6.4mm Shaft 45mm (1 offer) 
A 19.5mm control knob with a spun aluminium inlay.
SCI
RN-99A(Ø6.4mm)
from £ 1.199*
per piece
 
 pieces
SCI RN-99C(Ø6.4mm) Control Knob-Black/Silver Cap-White Line-6.4mm Shaft 33mm (1 offer) 
A 19.5mm control knob with a spun aluminium inlay.
SCI
RN-99C(Ø6.4mm)
from £ 0.7804*
per piece
 
 pieces
SCI RN-99D(Ø6.4mm) Control Knob-Black/Silver Cap-White Line-6.4mm Shaft 26.8mm (1 offer) 
A 19.5mm control knob with a spun aluminium inlay.
SCI
RN-99D(Ø6.4mm)
from £ 0.7301*
per piece
 
 pieces
SCI RN-99E(Ø6.4mm) Control Knob-Black/Silver Cap-White Line-6.4mm Shaft 22.9mm (1 offer) 
A 19.5mm control knob with a spun aluminium inlay.
SCI
RN-99E(Ø6.4mm)
from £ 0.4519*
per piece
 
 pieces
SCI RN-99F(Ø6.4mm) Control Knob-Black/Silver Cap-White Line-6.4mm Shaft 19.5mm (1 offer) 
A 19.5mm control knob with a spun aluminium inlay.
SCI
RN-99F(Ø6.4mm)
from £ 0.5221*
per piece
 
 pieces
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