AIR VENTURI: Since 2010, we've been an innovator in the air gun industry. Our quality equipment lasts you through years of use. Rely on our air rifle and BB gun accessories to give you a safe and fun shooting experience. EASY TO USE: To begin using your CO2 adapter, simply screw the adapter into the CO2 port of the EBOS. The tank valve immediately opens once it's screwed into the adapter. Tighten the threaded adapter first before tightening the tank. COMPACT CO2 ADAPTER: The bulk-fill adapter is compact enough that it won't get in your way when you need to refill your high-pressure air tanks. Take this small adapter anywhere you go to create a quick air-filling station!. VERSATILE CO2 ADAPTER: This adapter has a universal-fitting design that lets you connect your air tank to your CO2 BB air gun for a quick option that gives you more shots. A 12-ounce bulk-fill CO2 tank is recommended for use with this adapter. BULK-FILL ADAPTER: Add this BB gun CO2 tank adapter to your air tank to give your CO2 air gun more pressure and power! This bulk-fill adapter is compatible with the Umarex EBOS and many other types of Air Venturi CO2 guns.

Date First Available: September 1, 2011. Best Sellers Rank: #127,564 in Sports & Outdoors. Customer Reviews: 4.3 out of 5 stars 196 ratings 4.3 out of 5 stars. : B005KJCW16. Included Components: ?Adapter. Part Number: ?AV-00061. Manufacturer: ?Air Venturi. Suggested Users: ?Unisex-adult. Material: ?Metal. Color: ?Black. Model Name: ?Co2 Bulk-fill Adapter. Brand Name: ?Air Venturi. Package Weight: ?0.1 Pounds. Item Package Dimensions L x W x H: ?2.3 x 1 x 0.3 inches.