Remington Factory Original 12ga 870 1100 11-87 2 Shot Magazine Extension Kit Parkerized

New, box has been opened and parts were removed for photo.
Remington Factory Original Model 870 18" Magazine Extension Kit, allows 2 extra rounds in the magazine (7 shot total), Parkerized Finish. Will also work with Model 1100 & 11-87. Remington factory replacement parts are made to the same specifications and standards as the parts in your firearm.
Product Specifications:

• Brand: Remington Arms Co
• Part # 19420
• Gauge: 12ga
• Models Fit: Remington Model 870 1100 11-87
• Finish / Color: Parkeried
• Material: Steel
• Instructions on back of packaging

Parts Included:
• Magazine Extension Swivel Assembly
• Magazine Extension Swivel Assembly Screw
• Magazine Extension Spring
• 18” Magazine extension tube
• Magazine Tube Coupling