Atlas 412 Four Post Lift + RJ6BK Rolling Jacks ComboAtlas 412 Commercial Grade Four Post Lift 12,000 lbs. Capacity + RJ6BK Air Hydraulic Rolling Jacks 6,000 lbs. Capacity Combo Atlas 412 Commercial Grade Four Post Lift 12,000 lbs. Capacity The Atlas 412 12,000 pound capacity heavy duty four post lift is designed and built to commercial grade standards and will provide many years of service. Our Atlas lifts offer many exclusive features not found on many other competitor's lifts. The Atlas 412