Thomson X4 Mtn Stem (31.8) 0d x 90mm Black MFPN=80-90916 } Pedal Assist T-Type Chainring

} Pedal Assist T-Type Chainring Clip On Guard Unisize 38T/36T/34T (EMTB) Including 6 Safety Clips

Shift from the big to small chainrings or vice versa whenever you like while minimizing the risk of a dropped chain

Made in-house in Boise ID USA

machined sidewall rim

Thomson X4 Mtn Stem (31.8) 0d x 90mm Black MFPN=80-90916 } Pedal Assist T-Type ChainringCNC 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