These alloy bicycle Stem Raisers feature a threaded molded top cap and polished anodized finish. Lightweight and easy-to-assemble stem raisers allow for 4.6” of adjustment to Ahead-style stems so you can ride in comfort.
Increases bar height up to 4.6"
High end polishing aluminum with anodized finish
Machined aluminum top cap is threaded for easy installation
Side bolts should be tightened to 10Nm
Not recommended for use with Carbon Fiber steerer
Do not stack more than one stem raiser
WARNING: Failure to follow instructions could result in serious injury. This product should be installed by a trained bicycle technic