Hope Spiderless Retainer Chainring - Direct Mount - Bosch - 51-53mm Chainline - Round - 34T - 9-12 Speed - Blue - Alloy YGroup_7515677786157 With an air spring that

With an air spring that acts like a coil

Efficient design- the bracket is designed with an extended arm for more comfortable positioning

Available in multiple widths: Common sizes include 2

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Hope Spiderless Retainer Chainring - Direct Mount - Bosch - 51-53mm Chainline - Round - 34T - 9-12 Speed - Blue - Alloy YGroup_7515677786157 With an air spring thatHope 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