Ratios: 6.66:1 – 120:1.
Case: Red anodised billet machined aluminium (6082 T6).
Worm: High carbon steel (817M40).
Wheel: Billet machined aluminium bronze (CA104) P15-P50. P55-P70 use high carbon steel. Output hub fitted with aluminium bronze wheel.
Bearings: High quality steel single row bearings with rubber or steel shields.
Screw Caps: Mild steel with a chemically blacked coating.
Operating Temperature: Range 0ºC to 70ºC. Standard grease.