The 2760 Steeler saddle string locking block is a small block that the string locking bolt pushes against as you turn a 1/8" Allen key. This locks the string at the saddle.

Weight: 0.100 oz
Units in box: 1
Parts by Make/Model > Kahler Parts > 2760 Steeler - Fulcrum
Parts by Type > Saddles > Saddle Hardware