Thomson X4 Mtn Stem (31.8) 0d x 90mm Black 318g Identifying ball bearing has never

Identifying ball bearing has never been easier with this ramped gauge that lets ball bearings roll into their identifying slot

but with additional padding

Travel 125mm Cable Routing Internal Clamp Type Standard Double bolt Seat Post Diameter 31

2 is a great addition to any trailhead park campus apartment building school bike shop or anywhere else riders may need some help to get back on their bikes

Thomson X4 Mtn Stem (31.8) 0d x 90mm Black 318g Identifying ball bearing has neverCNC machined from 1 piece 7000 series aluminum (no welds) X4 dress up kits can add color to any 31. 8mm X4 stem, available separately use TP105* 48mm wide 4 bolt faceplate. 147g (70mm) Model X4 Steerer Dia. 1 1 8" Bar Dia. 31. 8mm Rise 0 Deg Length 90mm Color Black