Mossberg Choke Tube Wrench 12 and 20 Gauge 500/835. OpticsPlanet is an Authorized US Distributor for Mossberg Weapon Accessories. For models 500 505 535 835 930 and 935. All gauges. Specifications for Mossberg Choke Tube Wrench 12 and 20 Gauge 500/835 95205: Manufacturer: Mossberg Gauge: 12 Gun Make: Mossberg Package Contents: Mossberg 95205 Choke Tube Wrench 12 and 20 Gauge Mossberg 500/835 We offer the complete line of Mossberg Weapon Accessories. For our complete selection of products by Mossberg on sale please visit our Mossberg page. For more Gun Accessories please visit our Gun Accessories store section. Mossberg Choke Tube Wrench 12 and 20 Gauge 500/835