StrongArm design secures bike at wheels

Removable with hand tools

Mounting: Requires a hollow spindle and neds to be mounted on the drive side crank

40mm external width and 19mm deep

adjustable torque driver that limits torque applied to fasteners

Wolf Tooth 4 Bolt Alloy Drop-Stop Chainring - 104 BCD - Round - Black - 36T Envelope Shipping StrongArm design secures bike atIf you are in need of a 4 Bolt Chainring, chances are Wolf Tooth have an option to suit. Made from a high grade 7075 T6 aluminium Wolf Tooth's Drop Stop Chainrings are one of the best performing and longest lasting wide narrow chainring options on the market. Chain Retention Technology: Drop Stop technology is Wolf Tooths patented wide narrow chainring design. The wide side of the tooth has maximum contact on the drive side which spreads the load and