ITEM NAME:guitar strap lock metal button hold for acoustic electric bass guitar strapBX Description: Brand new and high quality 1. Release the fastening nut from the straplock, screw in the pin on the guitar 2. Make sure the pin is tightened, then lock the strap to the straplock button 3. Insert the straplock into the fastening nut Typeï ¼Å¡guitar strap lock Colorï ¼Å¡random Materialï ¼Å¡metal Weightï ¼Å¡29g Sizeï ¼Å¡4.5cm x 2cm Package includesï ¼Å¡1pc guitar strap lock.Release the fastening nut from the straplock, screw in the pin on the guitar. Insert the straplock into the fastening nut. Typeï ¼Å¡guitar strap lock. Make sure the pin is tightened, then lock the strap to the straplock button.