[Safety]: To increase safety and stability, please use the corresponding wrench to tighten the nut. You cannot tighten the nut by hand only. [Anti-slip]: The barbell bench press is equipped with anti-skid feet to prevent damage to the floor, which also increases safety. [Suitable for any scene]: very suitable for squats and bench presses-suitable for standard and Olympic specifications, can be used with professional dumbbell stools.(Note: This product does not include a barbell.) [Adjustable]: The barbell rack has adjustable safety pins to help you adjust it to the height you need. Adjustable height 41.33-70.86 inches / 105-180 cm. [High quality]: The squat dumbbell rack bracket is made of heavy-duty steel tube frame; the maximum load is 330 lbs / 150 kg WEDF Stand Squat Rack Barbell Rack Pair of Squat Rack Stands Adjustable Strength Training Bench Press Home & Gym - NULHVMKK