Park Tool AWS-3 Y Hex Wrench: 2, 2.5, 3mm Schrader Valve At 116 links the X10SL

At 116 links the X10SL fits most standard 10-speed drivetrains out of the box

Same proven formula

The zip-top closure creates a tight seal around your most-used maintenance essentials

It snaps directly into the derailleur or component

Whether you're building a fast everyday bike or want a performance chain for training

Park Tool AWS-3 Y Hex Wrench: 2, 2.5, 3mm Schrader Valve At 116 links the X10SLWhat sizes does the Park Tool AWS 3 Y Hex Wrench cover? The Park Tool AWS 3 Y Hex Wrench is a three arm Y style tool packing 2mm, 2. 5mm, and 3mm hex keys into one compact, palm friendly design. These are the small hex sizes that appear constantly in bicycle service: derailleur limit screws, cleat hardware, brake pad retention bolts, and accessory mounting points across every bike type. The chrome vanadium steel hex keys are machined to precise