Continental Liberty Quick Detach Sling Swivel 1" HD Machined Carbon Steel 1 inch is made for long haul durability. Each swivel is made with carefully selected materials and finishes in order to ensure the best quality and longevity. Purpose built to last, a "buy once and use for life" mentality, so you can use this mount for generations to come. Also excellent for professional camera quick disconnect use. Continental Liberty's QD sling swivels – By honoring our German ancestry by continuing Old German production techniques our qd swivels embody a commitment to long term durability, maximum performance, old-world techniques and longevity. BACKED BY THE CONTINENTAL LIBERTY WARRANTY -LIFETIME DUTY-GRADE GUARANTEE- If a product ever breaks or fails due to defects in materials or workmanship under normal use, we'll repair or replace it.