Burgtec Thick-Thin Alloy Chain Ring - 104 BCD - Round - Black - 9-12 Speed - 36T YGroup_7421790715949 Battery： Li-ion rechargeable battery (3

Battery： Li-ion rechargeable battery (3

low-profile padding with CE certified level 1 impact protection

Torque settings are 4Nm

SAS-TEC's 3D-protectors are made of visco elastic soft foam that offer incredible shock absorption values

A simple pack with room for a huge 3L bladder

Burgtec Thick-Thin Alloy Chain Ring - 104 BCD - Round - Black - 9-12 Speed - 36T YGroup_7421790715949 Battery： Li-ion rechargeable battery (3Keep that chain in place where it should be with a Burgtec Thick Thin Chain Ring. Designed with a proven thick thin tooth profile for improved chain retention. Who's this item for: Riders who use 1x drivetrains and are looking for superior chain retention as well as durability. Mounting style: 96 64mm PCD Weight: 56g (30t) Pros: Wide range of tooth options. Works for 9, 10, 11, and 12 speed setups. Great build quality. Cons: Oval options not available