Speed Selector’s aluminum sheaves are 100% machined, resulting in perfect balance with no wobble.

They have potential rim speed capabilities of 20,000 FPM, and are 1/3 to 1/2 of the weight of cast iron sheaves.

Model 4836 – Companion Sheave Dimensions
Part No.
O.D.
P.D.
A
B
C
D
Wt.
4836-10.4 F*
10.4
10
3 3/8
3/4
0
35.1
4836-11.4 F*
11.4
11
3 3/8
3/4
0
42.0
4836-12.4 F*
12.4
12
3 3/8
3/4
0
51.1
4836-13.4 F*
13.4
13
3 3/8
3/4
0
43.6
4836-14.4 F*
14.4
14
3 3/8
3/4
0
45.7
4836-15.4 F*
15.4
15
3 3/8
3/4
0
40.3
4836-16.4 F*
16.4
16
3 3/8
3/4
0
53.0
4836-18.4 F*
18.4
18
3 3/8
3/4
0
63.0
4836-20.4 F*
20.4
20
3 3/8
3/4
0
66.5
4836-24.4 F*
24.4
24
3 3/8
3/4
0
91.0
* ONLY AVAILABLE IN CAST IRON