Champion SkyBird 3/4 Cock Trap with Foot Release Made of the highest quality materials Hunting range gear skeet & trap Shooting target throwers Another quality Bushnell product One-way clutch Throwing arm travel in only one direction One-way clutch does not allow the spring to pull the arm back to the twelve o'clock position, but instead stops it at the furthest distance traveled Requires less force and a much shorter distance to fully cock the trap for the next throw Designed for use as a balanced foot release ground trap.