SOLID LOCK WEDGELOCK WASHER SL04NS

Fit for M4, Top Stainless Steel 316L, Normal Outer Diameter. Aviation industry level anti-loosing performance, easy to install, no more other type of washers needed. Reusable. Anti-correction up to 600 hours salt spray test with most advanced surface harden technology. ISO, and TUV certificated. USA brand. Instant inventory available. Unbeatable price.