Box Two 1-1/8"/1.5" Tapered Integrated BMX Headset for 45/45 - Red 17t Saddle Dimensions: approx 160mm x

Saddle Dimensions: approx 160mm x 100mm

Pressure Rating: 75-110psi

The KMC S1 is a single-speed chain suitable for use with any single speed drivetrain such as BMX

Height: 21mm

Box Two 1-1/8"/1.5" Tapered Integrated BMX Headset for 45/45 - Red 17t Saddle Dimensions: approx 160mm xThis Box Two Integrated headset features an aluminum top cap, CNC machined bearing cover, and split crown race with super smooth rolling, precision 45x45 bearings. The 1. 5" headset fits frames that use 41. 8mm 45 45 upper and 52mm lower cups. The crown race is 40mm. It also includes a 30. 0mm crown race which allows you to run a straight 1 1 8" fork in a tapered head tube. Color: Red