Full Speed Ahead NO.55R/57-A Headset - For 62mm OD Head tube 1.5" w/TH-874-1 Anodized BLK CheckoutTitle=Vittoria Mazza Trail Tire - 27.5 x 2.4 Brakes:Shimano 105 | RT54 Rotors

Brakes:Shimano 105 | RT54 Rotors (160mm Front / 160mm Rear)

47 BB/Frame Interface T47 BB Shell Width (mm) 85 Weight 125 Spindle Interface Type SRAM DUB Defined Color Black

Includes: instructions pre-install cleaning wipe install solution concentrate squeegee microfiber cloth and RideWrap sticker sheet Size Medium Material Alloy Finish Matte

4 Stack Height Bearing Angle 45°/45° Size 1`

Same classic timeless style with a 95mm wide and 85mm deep platform more suitable for general cruising and commuting

Full Speed Ahead NO.55R/57-A Headset - For 62mm OD Head tube 1.5" w/TH-874-1 Anodized BLK CheckoutTitle=Vittoria Mazza Trail Tire - 27.5 x 2.4 Brakes:Shimano 105 | RT54 RotorsThe Full Speed Ahead NO. 55R 57 A is designed for use with 62mm outside diameter head tubes and features high performance 1. 5" Angular Contact Bearings (ACB) with black seals. For use with 62mm outside diameter head tubes Designed for 1 1 8" to 1 1 2" tapered forks Aluminum top cover 1. 5" angular contact bearings provide smooth movement while the black seals offer protection from the elements Compatible with Intense M1 frames S. H. I. S Upper ZS56