STM Silicone Reducer Couplers (STM-RC)

Silicone Reducers STM has searched out the very best silicone hose manufacturers and are proud to offer their own brand of STM silicone couplers. They would not put their name on these if they were nothing less than the best. Features Reducer Coupler 4-Ply Silicone Measurements in I.D. (Inner Diameter) Gloss Black Extremely Smooth Made in the USA! Applications Universal Warranty STM Products are made in the USA! Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.