Ace AF1 33 Gold skateboard trucks. Manufactured with high-quality AA 356.2 alloy using our own proprietary casting method. True T6 heat-treated baseplates and hangers. SAE 4140 steel alloy axles, oversized to eliminate bearing wobble. Patent pending rethreading axle nuts - no more damaged axle ends. Durable Hand-poured 96a urethane pivot bushings for smooth as silk response. Refined bushing and cup washer shapes for a cleaner turn. Machine-faced hanger ends for precise bearing contact. Axle width: 8” (203mm). Hanger width: 5.4” (137mm). Truck height: 2.1” (53mm). Fits boards: 7.75” - 8.125”. Weight: 13.5 oz.