When absoluteBLACK first released the HOLLOWcage Oversized Derailleur Pulley Cage for Shimano, we have to admit, we were skeptics. Thankfully, throwing the cage on our rigs has transformed our view of expensive drivetrain parts and brought peace of mind to our rides. The pulley works its magic to...

Elevate your cycling experience with the Campagnolo Super Record 12 WRL Battery Charger Adaptor. Its key feature is its ability to efficiently charge your bike's battery, ensuring a continuous, uninterrupted ride. This sleek, lightweight component is effortlessly portable, making it an ideal...

Chasing PRs and race podium spots take special equipment.Removing every bit of mechanical drag is important, both mentally andphysically, if you want to go as fast as you can. That explains why the proshave their mechanics swap out the standard bearings and parts for upgradedcomponents with...

CeramicSpeed's self-characterization as an "efficiency-obsessed" company acts to swoon even the most skeptical road-cyclists among us. In the coated 12 Tooth Aluminum Pulley Wheels you'll find an efficiency-focused performer that reduces friction and pushes durability far beyond what is expected....

CeramicSpeed's self-characterization as an "efficiency-obsessed" company acts to swoon even the most skeptical road-cyclists among us. In the 12 Tooth Aluminum Pulley Wheels you'll find an efficiency-focused performer that reduces friction and pushes durability far beyond what is expected....

CeramicSpeed's OSPW 3D Hollow Ti Oil Slick PVD Ctd is a complete 13-tooth/19-tooth pulley system uniquely made with a 3D printed Ti Oil Slick PVD design. It's compatible with Shimano 9250, AXS XPLR, Red/Force AXS, and Campy 12s EPS road systems.

The worlds fastest Pulley Wheel system just got faster. OSPW Aero features a lifetime warranty and is wind-tunnel tested to have 40% less friction compared to a stock derailleur, making it perfect for time trials or triathlons.

The worlds fastest Pulley Wheel system just got faster. OSPW Aero features a lifetime warranty and is wind-tunnel tested to have 40% less friction compared to a stock derailleur, making it perfect for time trials or triathlons. The OSPW Aero is an industry-leading product co-developed with one of...

The CeramicSpeed OSPW Shimano 9100/R8000 Series is an oversized pulley wheel system designed for Shimano 9100 and R8000. The aluminum pulley wheels are extremely durable and come in a size of a 13-tooth upper pulley and a 19-tooth lower pulley. This system is designed to improve our riding by...

The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2. 4 watts over standard Shimano systems. The OSPW system for Shimano 9100/9150 and 8000 SS/8050 SS is an industry leading product, chosen by many...