Type3 - 900LBS Olympic Workout Bench Adjustable Weight-Lifting Workout Bench with Barbell & Squat Rack. Type4 - 900LBS Weight Bench with Squat Rack, Adjustable Incline Decline Bench. Such as Flat Bench Presses/Incline Dumbbell Bench Press/One-Arm Dumbbell Preacher Curl/ Leg Extension/Dumbbell flye,etc.