This is the Big Bore Shock Preload Nut Aluminum For the Team Durango 1/10 Electric Off Road Buggies and Short Course Truck FEATURES: This is an official Team Durango spare/optional part constructed of high quality materials. INCLUDES: Two preload nuts COMMENTS: This is a standard part for DESC410R 1/10 Electric 4WD Short Course Truck (TDRC0130) This is an optional part for DEX410 1/10 Electric 4WD Off Road Buggy DEX410R 1/10 Electric 4WD Off Road Buggy DEX210 1/10 Electric 2WD Off Road Buggy (TDRC0010) DEX410v3 1/10 Electric 4WD Off Road Buggy (TDRC0120) DEX410Rv3 1/10 Electric 4WD Off Road Buggy 5/14/12 pjw ir/jxs