Jim Dunlop Strap Locks Flush Mount Type Securely attaches your strap to your instrument, preventing it from detaching during performance. This is a more secure, flush-mount type. Installation requires modification to the guitar body. Unused item that was purchased and not used for several years. The packaging has some minor scratches from storage. The contents were taken out once for inspection. Please check the contents in the photos. - Brand: Jim Dunlop - Model: SLS1403BK - Color: Black Thank you for viewing.