Converts any PRS-20, PRS-21 or PRS-23 to accept 15mm and 20mm thru axle wheeled bikes. One side is for 15mm axle, the other side is for 20mm thru axles. Use the axle from the fork to mount the bike to the 1728-TA.
Now with more tools, an upgraded chain tool and a sleeker, smaller size. The MTB-3.2 is built to tackle nearly any road or trailside emergency repair. It's small enough to take along yet the protected tools feature enough leverage to make repairs quick and easy.