Hope Spiderless Retainer Chainring - Direct Mount - Hope - 51-53mm Chainline - Round - 30T - 9-12 Speed - Red - Alloy Heavy/Bulky Clamp diameter: This stem is

Clamp diameter: This stem is designed for use with 35mm handlebars

Maximum tyre width: 81mm

less fatigue

Integrated QuickTrack® system allows Topeak TrunkBags to slide and lock into place and release with a the push of a button

Hope Spiderless Retainer Chainring - Direct Mount - Hope - 51-53mm Chainline - Round - 30T - 9-12 Speed - Red - Alloy Heavy/Bulky Clamp diameter: This stem isHope Spiderless Retainer Chainrings allow for the use of smaller chainrings by mounting directly to the Hope Crank interface. Made from a lightweight Aluminium, these are designed to hold on to the chain while saving weight over a normal spider and ring combination. Specs: Material: CNC machined 7075 T6 Aluminium Finish: Hard anodised Speed: 9, 10 and 11 Speed Tooth Profile: Narrow wide Intended Chainline: 51 53mm (Boost 148) Narrow wide tooth profile