The bar enables the swing to spin and can be removed to allow swing to swing only back and forth seat can be adjusted to your comfort either humped or flat. The foot holder is large enough for a gown up or a larger children foot to rest in it have decay resistant nylon rope which having maximum capacity and also it recyclable tire cpsc approved and recommended age for this to play 3 to 10 years old features. Low levels lead paint. Climbing rope. Fully assembled to use. Recycled tire. Pvc stabilizer bar. Rust resistant hardware. Maximum 175 lbs. capacity specifications.