SRAM PG1130 11 Speed Cassette Review Posted by GiantPandaisy May 20, 2018 in Drivetrain Components Heat-treated steel cogs Aluminum spider Compatible with PC 1170 and PC 1130 chains The Sram PG 1130 features heat-treated steel cogs with aluminum spider and it is compatible with PC 1170 and PC 1130 chains. Cycling Outdoor Recreation Parts & Components Sports & Outdoors SRAM