Mossberg 500 Cartridge Stop & Interruptor 20 Gauge - Used OEM MBU15 O178 Manufactured to exact OEM tolerances

Manufactured to exact OEM tolerances and specifications

Proper fitting and timing are essential for safe operation

357 Caliber Bolt Assembly

The Model 16 features a 6-shot cylinder and is available with various barrel lengths

Part Number: JB4261

Mossberg 500 Cartridge Stop & Interruptor 20 Gauge - Used OEM MBU15 O178 Manufactured to exact OEM tolerancesMossberg 500 Cartridge Stop & Interruptor 20 Gauge Used OEM Part MBU15 This genuine Mossberg cartridge stop and interruptor set is a critical feeding component for Model 500 20 gauge pump shotguns. Quality used condition, inspected for proper function and wear. These components work together to control shell release from the magazine tube, ensuring reliable feeding and preventing double feeds during operation. Key Features: Genuine Mossberg OEM parts