• Two stainless steel mag pin and “peanut holes” fit together with 4 different angles to match the ergonomics of each workout, 90° , 70° , 50° , 30° .
• Combined with upholstery, you can quickly create powerful aids for a variety of movements, such as rowing chest pads, bird neck pads, recline bench press backrests, one-hand support pads, and more.