Dosho Design DG5009 Dosho Gym 5000 Compact home gym designed to make home workouts more fun, more effective, and safer Spring-loaded Lift-Assist System acts as personal spotter to improve form and prevent injuries Pair of Clam-Shell Dosho dumbbells adjust from 5 pounds to 45 pounds in seconds Adjustable Depth Limiter Bar stops your squat at perfect 90 degrees or more/less Supports full range of chest, shoulder, back, arm, leg, and ab exercises; 400-pound capacity