Check the listing for details. Schaller Style, High Quality, Black Quick Release Strap Locks 2 Sets 4 total. Color: Black, Condition: New. Listed at 19.00 USD. Schaller Style, High Quality, Quick Release Strap Lock Set (4) BLACK These are compatible with your existing Schaller systems. This ad is for two pair (4 total) Schaller style, High Quality, Black Quick-Release Strap Locks. Super fast shipping from the US, in stock ready to go!We have sold 1000's of these over the last few years and we have some very happy buyers. Check our feedback on these. Standardize your rig with these great quality strap locks for the max in flexibility and interchangeability between straps and guitars! They are compatible with your existing Schaller strap lock system. They work with all guitars! I normally ship the same day payment is received so items arrive to you FAST!!! Quick Overview:The strap lock system replaces your original strap pegs without any guitar modification and attaches to your strap and snaps securely into locking position. Features:High quality & safe.Skid proof, round head strap lock.Easy to install, convenient to use.I have these in Black and Gold as well! Be sure to check out my other guitar items with the link below. Check out our guitar straps here in the other items!