Trident Rubber Seaflex Softwall 3-1/2In X 4Ft TRC-200312048

It is a premium type certified wet exhaust hose for short straight connections. Thick tube and cover with 2, 4 or 6 ply reinforcement. Resists heat, ozone, fumes and collapse. Exhaust hose should be double clamped. Exceeds all marine exhaust standards. Blue stripe. 3 year warranty.
I.D. 3-1/2"
Ply 4
Length 4'
O.D. 4-1/8"
Burst# 165