Check the listing for details. SPANK SPLIT Stem 48mm 31.8mm Red Aluminum | Highly Weight-Optimized Single Crown. Color: Red, Condition: New. Listed at 51.93 USD. • Highly weight optimized single crown stem for use with 31.8mm handlebars. • Dial your fit with micro increment size options, tuned to fit any rider size and style. • Cockpit setup index lasered onto stem helps with tuning of upsweep and backsweep. • Ultra-short stack height and true zero-degree rise. • Chamfered bar clamp to reduce stress risers and increase fatigue life in handlebars. • Recommended for: 5, All mountain, enduro, trail, free ride, E-Bike. Item Specifications: LENGTH (mm), 33 / 38 / 43 / 48, RISE, 0°, DIAMETER (mm), 31.8, STACK HEIGHT (mm), 34, WEIGHT ± (g), 133 / 138 / 140 / 143 , TECHNOLOGIES, MGR Alloy, chamfered bar clamp, top-cap included , MATERIAL, 6-Series Alloy, 3D forged CNC optimized body, , , , , , , , , , , , , , SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us