The Strike Industries SMC Blast Shield was designed to protect your thumb from muzzle blast and heat. The SMC Blast Shield redirects muzzle blast forward and upward away from the shooters face. For attaching more variety of accessories, this Blast Shield adds more Picatinny rail length. Machined from 6061-T6 aluminum gives this metal good thermal conductivity and dissipates heat quicker than steel.Not only will this work for Strike Modular Chassis models, this Blast Shield can also fit most pistol frames with a max width of 21.20mm(0.84"). Lightweight and high-strength, the Blast Shield for Strike Modular Chassis ALPHA/BRAVO protects the shooter and adds more room for accessories to customize your specific setup. Includesx1 Blast Shieldx1 Set screw (M5x30mm)x1 Nut (M5)x1 Torx tool [T27] FeaturesShield thumb from muzzle blast and heatRedirects muzzle blast forward and upwardAdd additional Picatinny rail length to for attaching accessoriesQuickly dissipates heat due to aluminum's good...