The truvativ stylo t40 318mm stem light enough for pro level xc racing strong enough for burly trail riding the stylo t40 features a newly designed forged 7075 alloy stem body using a 4 bolt handlebar clamp and 2 bolt steerer clamp it has a flip flop design so you can dial in your positionthe handlebar clamp features the new window design that was first implemented on the aka stem truvativ stylo t40 318 mmstem features weight 130g material 3d forged 7075 alloy bolts 6