Full Speed Ahead Afterburner BB392EVO Modular Crankset 1X 30T - 170mm -

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 and SRAM 11-12 speed systemSIZES Length - 170mm and 175mmCHAINRINGS 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 blackWEIGHT 682 grams (30T x 170mm)SERVICE PARTS Modular Crank Lock Ring Part # 390-0044000600 Modular Crank Lock Ring Tool Part # 230-0023000520NOTE: Asterisks in dropdown indicate the position of installed chainring. Modular Crank Lock Ring Tool (230-0023000520) can be used to adjust the chainring position.30T - 170mm - Narrow - 142/Boost 148