• Used to retrofit new style hitch to 15mm vertical style

• 4 piece sleeve set for Adams Trail-A-Bikes • Includes new shim for oversized seatposts from 25.4mm to 35.0mm and above

• QR Locking Hitch Pin for Adams Trail-A-Bikes

• 4 times greater strength • Fits seatposts from 25.4mm to 35.0mm • Retro fittable to all 15mm block, horizontal pin style Trail-a-Bikes • Fits late 1998 to present • Comes with 4 shims