This is a Mongoose Expert Comp 90’s mid school Boys looptail bmx bicycle, that is in used, good operating condition. It has a 20 inch top tube length as measured from the center of the seat tube to the center of the head tube. The tires are 20 inch multi surface race tires, that are mounted to aluminum heat treated alloy rims. It has Shimano SLR hand lever operated cantilever rear brakes. The bike shows wear from use, like torn hand grip, some light scuffing on the chrome and the stickers, and some surface corrosion on some of the bolt heads. The bike has no mechanical issues, and is ready to ride.