Direct (no reduction) drive. Supplied with removable handle.
3:1 reduction. Supplied with removable handle.
Dual speed. 5:1 and 1:1 (direct). Supplied with removable handle.
Light duty.
5:1 gear reduction.
Dual reductions. 10:1 and 5:1. Supplied with two handles.
Dual reductions. 15:1 and 5:1. Supplied with two handles.