Silicone Hose, 5 x 4 inch ID Straight Reducer Color:Black These 45 degree reducer elbow

These 45 degree reducer elbow hoses have a 70mm ID at one end and a 51mm ID at the other end to connect a 2 3/4" OD tube to a 2" OD tube

Machined from 6061-T6 aluminum and protected with a mil-spec clear satin anodizing for outstanding corrosion resistance

Operating pressure rating 28 psi

5mm wall thickness (113mm / 4 7/16" and 100mm / 3 15/16" OD) and a working pressure rating over 8 psi (42 psi burst pressure)

Silicone Hose, 5 x 4 inch ID Straight Reducer Color:Black These 45 degree reducer elbowOur silicone hose is built for endurance and performance in custom coolant and intake plumbing applications. Each hose is hand crafted from multiple layers of silicone rubber with polyester reinforcing fabric between the layers. The silicone rubber remains flexible and tough from 50 C to +180 C ( 76 F to 356 F). The outside has a smooth, shiny, "wipe down" finish that is easy to keep clean. These straight reducer hoses are approximately 5 inches long