Version 3: With Leafield C7 valve adapter. Version 2: With exchange-able fitting end for Multiple valve adaptors, As an upgrade kit for your SUP20S or SUP20D for multi--purpose. Traditional type HR adapter comes with 3mm thickness O ring. Version 1: Same standard as the pump package, Boat and SUP new style Halkey Roberts valve adapter Pre-installed. comes with one 5mm thickness O ring. Hose Length: 3.3 Feet (1 Meter) Pump connector - Screw in type 100% air tight. Note: Seamax SUP pump comes with 3 different thickness O-rings in the package. 3mm, 5mm and 6mm. All O-rings are compatible with this air hose kit. New or replacement air hose kit for Seamax SUP20S or SUP20D electric air pump.

Power Source: Corded Electric. Material: Nylon. Brand: Seamax. Color: Black. Date First Available: May 24, 2018. Best Sellers Rank: #148,683 in Sports & Outdoors. Customer Reviews: 3.9 out of 5 stars 56 ratings 3.9 out of 5 stars. : B07D93T7SV. Style: ?Version 2: SUP Hose with Multiple Adapters. Manufacturer: ?Seamax Marine. Material: ?Nylon. Color: ?Black. Brand Name: ?Seamax. Package Weight: ?0.2 Kilograms. Item Package Dimensions L x W x H: ?10.2 x 10.1 x 2.4 inches.