Product DescriptionThe KNS Precision Non-Rotating Trigger/Hammer Pin Set (Generation 2) is designed to help prevent trigger and hammer pins from moving while the weapon is fired, helping protect your AR-15/M16 receiver from wear. Built to withstand the high impact of both semi-auto and full-auto use, these pins are engineered for demanding 9mm, .223, and 7.62mm suppressed weapon setups. The pins are stainless steel, and the black side plates/end retainers are treated with a black nitride finish for durability.Product Highlights Non-rotating design helps prevent trigger/hammer pins from walking or shifting under recoil Stainless steel pin construction engineered for high-impact suppressed use Generation 2 oversized .1555" diameter set for compatible receivers and trigger groups Black nitride treated side plates/end retainers for added wear and corrosion resistance Torque guidance: 11 in-lb maximum (8 in-lb suggested) for secure installationSpecs Product Type: Non-Rotating Trigger/Hammer Pins (pin set) Generation: 2 Diameter: .1555 in (oversized) Material: Stainless steel pins Finish/Color: Black (black nitride treated side plates/end retainers) Suggested/Max Torque: 8 in-lb suggested; 11 in-lb maximum Platform Compatibility (as described): Protects AR-15 and M-16 receivers UPC: 851876003226 Manufacturer Part Number: NRTHP-1555 Brand: KNS Precision, Inc.Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.