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Mfg Item #: 19422
The Model 870 Magazine Extension kit will add more rounds to your shotgun's capacity, and extends magazine chamber. The 18" Extension adds 2 extra shots, the 20" adds 3 extra shots. The package includes tube assembly, swivel assembly with screw, magazine extension spring and coupling.
| Type | Magazine Extension |
|---|---|
| Model | 870 |
| Finish | Parkerized |
| Caliber | magazine extension |