Gear
heads
Dia.
[mm]
Length
[mm]
Ratio
Efficiency
[%]
Catalog
SPG10
10
10.5
3.6
85
10
10.5
4.7
85
10
13.5
13
72
10
13.5
22
72
10
16.5
61
61
10
16.5
105
61
10
19.6
288
52
10
19.6
494
52