Afterburner BB392EVO Modular Crankset 1X

• Convertible spider design • Thick-Thin tooth design for maximum chain engagement • Forged alloy crank arms • 30mm chromoly spindle • Direct mount forged then CNC machined AL7075 chainring • Fits Shimano and SRAM 11-12 speed system SIZES • Length - 170mm and 175mm CHAINRINGS • BCD - Direct Mount • 28T - 38T available FINISH • Bead blasted black with polished anodized black arms • CNC detailed, bead blasted anodized black DM chainring • 2 tone black WEIGHT • 682 grams (30T x 170mm) SERVICE PARTS • Modular Crank Lock Ring Part # 390-0044000600 • Modular Crank Lock Ring Tool Part # 230-0023000520 NOTE: *Asterisks in dropdown indicate the position of installed chainring.  Modular Crank Lock Ring Tool (230-0023000520) can be used to adjust the chainring position.