Description:We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best!Couplers are black outside and orange inside with the STM logo. Available in I.D. sizes from 2" to 4". Sold individually. Price is for one coupler.Features:• Straight Reducing Coupler• 4-Ply Silicone• Measurements in I.D. (Inner Diameter)• Gloss Black• Extremely SmoothSTM Products are made in the USA!Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.
