Remington Choke Tactical 12-Gauge, Tactical Ported, Extended: * Fits: Remington 870, 1100 and 11-87 (equipped with interchangable Rem Chokes only) * Gauge: 12 * Type: tactical ported * Ported with jagged teeth * Designed for optimum performance and recoil reduction * Aids in reducing muzzle rise for consistent shot placement * Shot type: lead only * Limited lifetime warranty * Model# 19791