FICTOR Door Pull up Bar for Doorway Strength Training Equipment Adjustable 30-37 Door Frame Non-slip Chin up Bar for Home Gym with No Screw Installation (Red-S（30-37）) Color:Advanced Red-S（30''-37''） Stimulates points per Chinese traditional

Stimulates points per Chinese traditional medicine and activates the body's own production of two substances

This double wheel design provides more stability than a single wheel design

Will these fit my knees

BONUS WORKOUT MAT: The knee pad is made from high density EVA foam to provide maximum protection and comfort for your knees

FICTOR Door Pull up Bar for Doorway Strength Training Equipment Adjustable 30-37 Door Frame Non-slip Chin up Bar for Home Gym with No Screw Installation (Red-S（30-37）) Color:Advanced Red-S（30''-37''） Stimulates points per Chinese traditional["No Drill InstallationElevate your strength training with our doorway pull up bar the ultimate door frame solution. With a hassle free setup simply twist both sides for seamless pull ups and chin ups. Before purchase please measure your door frames width to ensure the correct fit." Adjustable Pull up Bar Customize your workout space effortlessly with our adjustable pull up bar for doorway accommodating door frames from 29. 9" to 37. 4" . Ideal for