SRAM Sram PG-850 Review Posted by GiantPandaisy June 14, 2018 in Drivetrain Components This fits your . Make sure this fits by entering your model number. Nickel/Chrome plated sprockets Lightweight minimalist design Lockring included 11,12,14,16,18,21,24,28 242 grams PG-850 11-28 8 SPEED Cycling Outdoor Recreation Parts & Components Sports & Outdoors SRAM