CeramicSpeed OSPWX System Coated Shimano RX800/805 Black 13-19t

Designed and developed entirely by ceramicspeed, the oversized pulley wheel system for Shimano rx800/805 provides the ultimate optimization of your bicycle’s drivetrain.

The 13-tooth upper and 19-tooth lower aluminium pulley wheels come fitted with either standard or coated ceramicspeed bearings.

This ospw x system has a custom molded carbon fiber cage for lightweight and durability. The 4 tension spring settings allow for optimal drivetrain setup based on riding conditions.

Ospw x is specifically designed for both road, gravel and cross riding and is platform proven at races like paris roubaix, strada bianche and cx world cups.

In the box

• a complete 13/19-tooth ospw system
• ceramicspeed bearing oil in 15ml dropper bottle

tech data

ospw x for Shimano rx800/805 fits cassettes up to 36-tooth (11-36 range).This ospw system reduces friction 35-40% over stock pulley configuration. The oversized pulley wheels have 3-5 longer lifetime than the commonly used standard pulleys on the market. This product offers a 4 years warranty on the non-coated version and 6 years on the coated version.