Sunlite R449 Cartridge Headset Bearings 36/45 for Bike Suspension 2D1/2D2/2D3/2D4/2D5/2D6/2D7/2D8/2D9/2D10/JMN/JMN2/JMN3//JNY/JNY2//JTX/JTX2/JTX3//JCA//JCO/JCO2/JCO3//JFL/JFL2/JFL3//JNC/JNC2/JNC3/ combining natural merino wool and

combining natural merino wool and synthetic fibers for enhanced insulation and durability in cold weather conditions

Engineered with Shimano's Asymmetric 110 BCD and Hollowtech II spindle technology for precise gear shifting and optimized power transfer across 9 and 10-speed drivetrains

5mm crank length offers a balanced stance for a wide range of riders

the M6 boasts a low 21mm wheel depth for a lightweight

these tires ensure reliable fit and enhanced handling on both paved and off-road terrains

Sunlite R449 Cartridge Headset Bearings 36/45 for Bike Suspension 2D1/2D2/2D3/2D4/2D5/2D6/2D7/2D8/2D9/2D10/JMN/JMN2/JMN3//JNY/JNY2//JTX/JTX2/JTX3//JCA//JCO/JCO2/JCO3//JFL/JFL2/JFL3//JNC/JNC2/JNC3/ combining natural merino wool andUpgrade your bicycle's steering precision with the Sunlite Headset Cartridge Bearing R449 36 45, a high performance replacement designed for durability and smooth operation. Crafted with premium materials and engineered for compatibility across various headset models, these cartridge bearings ensure optimal performance on the trail, road, or commuting routes. Constructed from high quality steel and precision machined for consistent performance, the