-The last thing you wanna worry about is your stem. You want a racing stem that is strong, lightweight, and flip  flop to drop your bars. Just reverse the stem and drop your bars an extra 1". -CNC machined from 6061 T6 aluminum alloy. -Extra large 8 mm bolts for secure clamping. -1 1/8" steerer. -50 or 60 mm length. -Available in black and silver.         -CNC machined from 6061 T6 aluminum alloy. -1" or 1 1/8" steerer. -30 or 40 mm length. -140 g weight (30 mm version incl. 6 stainless steel bolts). -Available in black and silver.         -3D forged 7075 alloy for stiffness and strength. -1 1/8" steerer. -Available in four sizes: 35, 45, 55 and 65 mm. -Superlight (35 mm = 96 gram). -Color: black       -CNC machined from 6061 T6 aluminum alloy. -1" or 1 1/8" steerer. -Available in anodized black, silver, red and blue.