DESCRIPTION

This 13-tooth upper and 19-tooth lower OSPW System has been platform proven at races like Paris Robaix, Strada Bianche and CX World Cups

The system is built for gravel and cross disciplines and meets the needs for durability, low friction and longevity

The four spring tension settings allow customised setup based on ride conditions, and the handbuilt OSPW System offers custom molded carbon fiber cage for lightweight and durability

Reduces friction 35-40% over stock pulley configuration

Only compatible with the ‘2X-specific, RX820

If you are using a 1x you can use a 36T cassette maximum

• TECH SPECS

model	standard
compatibility	Shimano GRX
upper/lower	13/19t
color	black

BIKE SPECIFICATIONS

This specifications are from the information the brand releases and only apply to stock bicycles, build ups´ specifications will vary according to the components the buyer chooses.

IMPORTANT NOTES