WHISTLE TIP XL BLAST MITIGATOR ACC-WHISTLETIP-XLQ Whistle Tip XL - BlackSKU: QQWHISTLE-TIPXL$150.00PriceQuantity*Add to CartSpecifications Manufacturer model: ACC-WHISTLETIP-XL UPC: 850035705711 Type: Accessory-Muzzle Brakes Overall length: 1.85" Finish: Black Weight: 2.7 oz. Feature 1: Blast Mitigation Device (BMD) Feature 2: Use w/Cherry Bomb Muzzle Brake Feature 3: For 8.6 Blackout Muzzle Brakes