TOP-LOAD STEM designed for FLATLAND BMX with a 40 MM REACH and DUAL RISE option (18 MM / 12 MM). Made from CNC-MACHINED 6061-T6 ALUMINUM for maximum STRENGTH and LOW WEIGHT. SPECS MATERIAL: 6061-T6 ALUMINUM, FULL CNC MACHINED STEERER CLAMP: 1 1/8″ THREADLESS HANDLEBAR CLAMP: 22.2 MM REACH: 40 MM RISE: 18 MM (FLIPPABLE TO 12 MM) STACK HEIGHT: 30 MM WEIGHT: 242 G (8.5 OZ) FEATURES SHORT 40 MM REACH for precise HANDLING DUAL RISE DESIGN (18 MM / 12 MM) LOW 30 MM STACK HEIGHT SHARK-TOOTH CLAMPING (STC) to prevent BAR SLIP ROUNDED EDGES optimized for FLATLAND SMALL PROFILE BOLTS for WEIGHT REDUCTION