InfiDeals Set of All-In-One Doorway Chin Up Pull Up Bar and Heavy Duty Ab Straps. BEST VALUE! Thickest, heaviest bar (11 lbs) on the market. Support up to 300 lbs Sturdy door trim from 3.5" to 6.5" required. Fit door from 24 to 32 wide; w/ door thickness from 4.5 to 6". Hall way must be able to fit 36" long bar; for 24" - 28" door, a simple cushioning method is required Ab Strap is compatible to any chin up bar, hang underneath arms while attach to bar Take seconds to attach & remove, allow you to work your upper, lower, & side abs. Support up to 250 lbs Ship by USPS Priority Mail to all addresses including P.O. Box, APO, AFO, HI, AK, PR, or Guam for THE SAME flat rate shipping. 30-day satisfaction and three years free replacement guarantees