Brocks Swing Arm Dyna Models

07-17 Dyna Model Shed 50% of unsprung weight vs OEM swingarm Unequaled craftsmanship, engineering and weld quality Replaceable, Aurora™ PTFE® lined spherical bearings pre-installed 6061-T6 aluminum extrusion for dependable strength DOM (Drawn Over Mandrel) seamless tubing axle Includes 11/16” and 3/4” pivot shaft bushings Choose from 3/4", 25mm, 1" or 28mm axle and blocks Reversible billet aluminum axle adjusters and grade 5 steel adjuster bolts prevent axle slide (engraved with Brock's Performance logo) Interior swingarm width measures 10 11/16" at the axle DuPont™ Delrin® chain sliders Black Polyester TGIC Powder Coated Finish (see technical for more info) Includes chain guard Proudly made in the USA Weighs only 15.20 lb. (see product details for more info