Skip to product information
Smith & Wesson Mossberg 500C Bolt & Slide Assembly 20 Gauge - Used OEM MU7274B Part MU7274B

Mossberg 500C Bolt & Slide Assembly - 20 Gauge - Used - MU7274B

$42.99

Mossberg 500C Bolt and Slide Assembly

This listing is for a used OEM bolt and slide assembly, part number MU7274B, for the Mossberg 500C 20-gauge pump shotgun.

  • Part Number: MU7274B
  • Condition: Used OEM
  • Manufacturer: Mossberg
  • Product type: Bolt and slide assembly
  • Gauge: 20 gauge
  • Assembly: Bolt, slide, and included internal components as shown

Model Compatibility

Fitment is limited to the model and gauge listed below. Confirm the assembly geometry, bolt configuration, and wear condition against your original part before ordering. Do not assume compatibility with other Mossberg 500-series variants without verification.

Model Gauge Listed fitment
Mossberg 500C 20 gauge Listed compatible

Function

The bolt locks the action closed during firing and supports extraction and ejection, while the slide connects the bolt assembly to the forend for pump-action cycling. This assembly is a critical action component affecting cycling, extraction, ejection, timing, and safe operation.

Condition and installation

This is a used OEM assembly. Inspect the locking surfaces, slide rails, extractor area, and included components before installation. Professional gunsmith inspection and installation are strongly recommended. Proper fit, timing, headspace, and safe function must be confirmed before use.

This listing is for the bolt and slide assembly only. No firearm, frame, or receiver. No kits to build a firearm. We do not sell any magazine that holds more than 10 rounds. We only ship to addresses within the United States.

This listing is in full compliance with all applicable federal, state, and local laws and regulations related to firearms and parts.

You may also like