Product DescriptionThe LanTac Dragon muzzle brake for Dead Air KeyMo is a patented, precision-machined brake designed to improve recoil control and reduce muzzle rise on .308/7.62 rifles. LanTacs Short Energy Pulse system helps shorten the recoil impulse to keep the rifle flatter through rapid strings, and the fully licensed Dead Air mount allows you to attach compatible Dead Air Sandman KeyMo suppressors without affecting suppressor warranty coverage. This muzzle brake ships with a timing shim set for proper indexing and is full-auto rated for demanding use.Product HighlightsPatented Short Energy Pulse design helps reduce felt recoil and muzzle climb for faster follow-up shotsFully licensed Dead Air KeyMo mount for compatibility with Dead Air Sandman KeyMo silencersPrecision-machined steel construction with a durable black nitride/QPQ-style finish for corrosion resistance5/8x24 thread pattern fits many .308/7.62 rifle barrelsIncludes timing shim set to help time/index the muzzle device correctlySpecsBrand: LanTac USA LLCModel: DragonType: Muzzle Brake / Suppressor Mount (Dead Air KeyMo)Caliber Compatibility: .308 Winchester / 7.62 NATO (7.62x51mm)Thread Pattern: 5/8x24 (UNEF, right-hand)Finish/Color: Black (Nitride/QPQ style)Material: AISI 4140 steel (hardened)Overall Length: 2.760 inBody Diameter: 0.824 inMount Diameter: 1.080 inWeight: 3.42 oz (approx.)Included: Timing shim setCountry of Manufacture: USAManufacturer Part Number: DGN762B-DAUPC: 711841794088Disclaimer: 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 products manufacturer.