CeramicSpeed OSPW X Pulley Wheel System Shimano GRX/RX 2x11 - Coated Races Alloy Pulley Carbon Cage BLK MFPN=960318 Model Apex 1 4x110 Asym

Model Apex 1 4x110 Asym Ring Type Single (Anti-Chain Drop) Mount 4x110mm Teeth 42 Oval/Round Oval Color Black Chainring Size 42T

Integrated USB-stick for cable-free recharging

Compatible Shimano Shadow+ 10-speed rear derailleurs (clutch type ONLY) have a Direct Mount link (including spacer

CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Maximum Head Circumference 58 Gender/Age Adult Minimum Head Circumference 56 Color Black Matte Size Medium Visor Included Yes Multi Impact Yes Weight 380 Helmet Style Mountain XC Defined Color Black

CeramicSpeed OSPW X Pulley Wheel System Shimano GRX/RX 2x11 - Coated Races Alloy Pulley Carbon Cage BLK MFPN=960318 Model Apex 1 4x110 AsymThe CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features 13 tooth upper and 19 tooth lower Cerakote coated aluminum pulley wheels with Grade 3 Silicon Nitride balls Robust cage crafted from polyamide and carbon fiber for durability and light weight Coated bearing races increase bearing service life by increasing