Sunny Health & Fitness 47 in. Threaded Solid Chrome Curl Bar BARBELL BAR: Sunnys solid weight bar is compact and convenient enough for all gyms and homes. It features 47 solid chromed steel with threaded ends, that will help secure the plates when lifting. STAR LOCK COLLARS: Safety and stability is designed into the chrome bar with the star lock collars. The locking collars will hold your weights steady, so you can perform your reps without the plates slipping or falling off. DIAMOND KNURLING: Knurling ensures a comfortable grip as you perform tricep curls or over-hand triceps extensions. The knurling promotes a stronger grip allowing you to apply more weights with better control compared to dumbbells. FULL BODY WORKOUT: Perform a total body workout at the convenience of your own home. Workouts such as back squats, deadlifts, rack-pulls, sumo-stance deadlifts, bench presses, and power snatches will provide fast and effective results! COMPATIBILITY: Accommodates weight plates with 1-inch center holes.