This replacement drum is specifically designed for 8K Lippert axles with 12x2 hybrid brakes and 865 5/8" studs. It is manufactured by a trusted brand, TruRyde. This part type is a brake drum and is perfect for RV, trailer, and camper enthusiasts who are in need of a reliable replacement part. The manufacturer part number for this drum is BD-347627. It is important to note that this replacement drum meets all the necessary requirements needed for safe use. Upgrade your vehicle's braking system today with this top-quality replacement drum, designed to give you peace of mind on the road. Uses treaded oil/grease cap (not included) and 02475 outer bearing (not included).