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Freewheel ROCKMAN | Screw-on


ROCKMAN BIKES freewheel with 135 engagement points! Extremly fast response from the pedal! This amazing amount of engagement points deliver big noise with every spin of your cranks! Fitted with extra strong springs, providing more positive engagement, a louder sound and reducing bedding in time.

Number of cog teeths
Freewheel engagement points
1,612 CZK
In Stock

  • Expedition in 24 hours. Expedition in 24 hours.
  • Return of unused goods within 14 days. Return of unused goods within 14 days.

- trials freewheel from ROCKMAN BIKES with large number of engagement points
- 135 engagement points (3 offset groups of 3 pawls into a 45 tooth ratchet)
- each pawl is actuated with an individual spring, giving precise, reliable engagement
- dual sealed bearing design gives great driveshell stability, as well as allowing a unique design that requires no lockring (the bearings are held in place using an external circlip), helping to save weight
- the freewheel width is kept to a minimum
- laser etched ROCKMAN BIKES graphics on the drive shell look great
- available in 18 teeth size
- freewheel is designed for 1/2" chain lenght
- can be mounted on hub or crank arm (screw size: 1.37 X 24tpi)
- weight: 175g

BE AWARE: If you don't use rockring with integrated spacer (20" bikes with bashplate or some 26" bikes with rockring without integradet spacer) you need to use a freewheel spacer (1mm aluminium ring) between the freewheel and the bashring (or crank arm if you aren't using a bashring).

Rockman Bikes
1 Item

Data sheet

Spline system
Screw-on 1.37 X 24tpi

Specific References