Product Description
5 Layer Fiberglass reinforced silicone so it will not collapse under vacuum. This is the highest quality silicone coupler you can buy. 3.00" to 4.00" transition 3.00" long
5 Layer Fiberglass reinforced silicone so it will not collapse under vacuum. This is the highest quality silicone coupler you can buy. 3.00" to 4.00" transition 3.00" long