The Mesa Tactical Remington 870 Barrel Clamp provides a secure mounting platform with an integrated Picatinny rail system for tactical accessories on your 12 gauge Remington 870 shotgun.Mesa Tactical Model 90810 Barrel/Magazine ClampDesigned specifically for Remington 870 12 gauge shotgunsIntegrated Picatinny rail for mounting optics and accessoriesDurable black finish constructionSecure clamp-on installationEssential for tactical applications hunting or competitive shooting where reliable accessory mounting is critical for optimal shotgun performance and versatility.