Alpha® now offers additional hose lengths for air lines. These new hoses are made of Flexzilla® which is a revolutionary material that redefines flexibility. It is a unique Premium Hybrid Polymer material that has all-weather flexibility even in sub-zero temperatures (-40 degrees F to +140 degrees F). Additional characteristics include kink-free under pressure, abrasion resistant, zero memory allowing it to lay-flat exactly where you drop it and they won’t work against you during operation or coiling after use. All-Weather Flexibility From -40°F To +140°F Kink-Free Under Pressure Lightweight and Abrasion Resistant Zero Memory Allowing It To Lay Flat Made of A Premium Hybrid Polymer Material Alpha Adapter Hoses And Mobile Hoses Are For Use With The Alpha Manifold Comes in Many Lengths Many Connectors Available *Note: Hoses Are Special Order and Are Not Returnable Part No. Size Diameter Type Recommended For Threads 1030-0050 15ft. (4.5m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector 1030-0052 20ft. (6.0m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector 1030-0054 25ft. (7.6m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector 1030-0056 30ft. (9.1m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector 1030-0058 35ft. (10.6m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector 1030-0060 40ft. (12.1m) 1/2" Mobile Manifold 1/2" NPT Swivel w/Hose Protector