√Compatible with Arrma Granite Senton Big rock 3S BLX 550 MEGA
√ The material :Hard-anodized colour，CNC machined PTFE-coated hardened alloy 6061-T6
√The feature:The lightweight aluminum alloy material is durable and improves the overall performance of the C hub carrier/front hub carrier/caster blocks/upright set/knuckle arm/caster mount
√Package Include: 2 pcs/set front hub carrier+accessories(as picture show)
√Note:Check your specific model's manual for compatibility,or Contact us