This XG-1175 cassette is an integral part of the SRAM 1xÌÎÌ_ÌÎ_ÌÎÌ__ÌÎÌ_ÌÎ_ÌÎå«Ì´å drivetrain system This XG-1175 cassette is an integral part of the SRAM 1xÌÎÌ_ÌÎ_ÌÎÌ__ÌÎÌ_ÌÎ_ÌÎå«Ì´å drivetrain system Full PinÌÎÌ_ÌÎ_ÌÎÌ__ÌÎÌ_ÌÎ_ÌÎå«Ì´å technology uses ten lightweight, stamped steel cogs and one 42t aluminum cog held together with 123 high-strength stainless steel pins Super wide 10-42t gear range - a perfect fit for any ride Optimized gear steps across entire range Open design aids in mud clearance For use with XD driver bodies