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Product Review

300+ pound strength locking system fits any gun with swivel studs color :black material:metal not plastic bulk packing size:1" or 1.25"

Made of high-strength Solid Body Cast Steel with Black Anodized Finish.
Application: 300+ lb tension Strength locking system fits any gun with swivel studs, Heavy-duty sling swivel fits slings up to 1" wide
Swivel Lock is a spring loaded plunger and a knurled, threaded sleeve that locks down to completely eliminate accidental opening of the swivel
Perfect coordination of high-precision parts, No sound, knurled knob-easy to grip in all weather conditions
Package: A Pack of 12 pieces in bulk packing gun swivels allow you to quickly detach your sling when not needed.