American Barbell GHD "Sleds" they have composite bushings at

they have composite bushings at rotational points and tamper-proof features built into every attachment

For maximum stability we recommend bolting unit to a concrete wall/similar

The sandwich style J-hook is a staple in the strength world and is excellent for bar protection

The entire construction is finished in hard chrome for added durability and features a high-quality

environmentally friendly workout mats

American Barbell GHD "Sleds" they have composite bushings atAnyone who has ever attempted to adjust a Glute Ham Developer knows it doesn't always come easy. American Barbell set out to revolutionize this fine product with our unique adjustment system. Our locking mechanism ensures safety and stability without ever compromising the proper fit, and heavy duty roller and hip pads are built to sustain comfort while taking a proper beating. Dont plan on buying another one for a long time. Standard Features &