FITS: 1-1/8" threadless steerer tubes.

OUTSIDE DIAMETER: 31.8mm/Straight or Variable/Hourglass

3 FINISH OPTIONS: Bright Brushed, Light Matte, or Dark Matte with reverse finish logo markings on sizes over 30mm.

CUSTOM SIZING: 7mm, 23mm, whatever you need to dial your fit. 50mm maximum. Input desired length at checkout.

Please note that lengths over 30mm are intended for use with steel, aluminum, or titanium steerer tubes only. All riders are advised to follow the fork manufacturer recommendations for maximum spacer stack height.