BBB - DM Chainring tool S3-Size-29x1.90-2.35 The core innovation behind both

The core innovation behind both the ASC and ASA series is simple: shift the extension sideways to seamlessly align with your arm’s natural position

Poly-urethane (PU) coated synthetic upper

and urban commuting

Protection: A lightweight

BBB - DM Chainring tool S3-Size-29x1.90-2.35 The core innovation behind bothBBB DIRECTMOUNT CHAINRING TOOL DIRECTPLUG SHIMANO XTR The DirectPlug Shimano XTR can be used to take your Shimano XTR direct mount chainring off your bike and put it back on. This chainring tool can be used in combination with a 36mm spanner or 44mm BB tool. With the DirectPlug you won't damage your chainring, frame or other parts of your bike. Directmount Chainring tool for Shimano XTR with 41mm 16 notch lockring Operate with 44mm BB tool (BTL 27L)