Mossberg 500 / 505 20 Gauge Modified Accu-Choke is a Mossberg Accu-Choke shotgun choke tube for the model and gauge configuration shown in the product name. It changes the shot-pattern constriction for compatible threaded barrels.
- Product type: Shotgun choke tube
- Gauge: 20 Gauge
- Choke constriction: Modified
- Choke system: Accu-Choke
- Compatible model configuration: 500 / 505 20 Gauge Modified Accu-Choke
