BM Series
Part name
Diameter (D)
Diameter (M)
Height (H)
Shaft diameter
Screw
BM-15
15
11.7
14
6Ø
M3
BM-20
20
15.7
14.8
6Ø
M4
BM-25
24
19.7
16.4
6Ø
M4
6.35 mm knobs for fitting on spindles
Range of high-quality die-cast knobs with brass bushings. Suited for Ø 6.35 mm spindles. The knobs are grooved to accommodate control element mounting nuts, except for the standard 12.5 mm model, which incorporates a 6 AF stay bolt. All other knobs incorporate 4 AF stay bolts. Lathed aluminium caps are available on request and will accommodate all types of knobs.
