FIRST SPURS SI INT H/SET C.CRK

FIRST SI IS41 1-1/8" INTEGRATED HEADSET

 

• A premium 1-1/8” threadless/Ahead integrated headset to fit modern bikes with a 41mm OD bearing seat and non-tapered 1-1/8” steerer
• Alloy topcap/spacer w/ 36°x45° ACB sealed cartridge bearings
• IS41/28.6 – IS41/30
• 11.6 mm stack height
• Black