Clamping range: 4" (105mm to 117mm). 4" 105mm to 117mm. 1, If you have a 2.5" (63.5mm) ID silicone hose, then calcuate your hose OD= 63.5+5x2=73.5mm. The size listed is the size silicone hose this clamp will fit over.
US SHIP 4PCS 4" (105-117mm) Stainless Steel T-bolt Clamps Hose Coupler Clamps
US SHIP 4PCS 6AN AN-6 Hose Line Separator (ID 13.5mm) Aluminum Fuel Clamps Black
US SHIP 2PCS -4 AN 4AN AN4 AN-4 Male Flare Plug Fuel Oil Fitting Adapter Black
US SHIP 4-1 4 Cylinder 2.5" V-Band Manifold Header Merge Collector 120mm Length
US SHIP 2PCS 3/4'' NPT to 3/4'' NPT Male Straight Fuel Oil Fitting Adapter Blue
US SHIP 90 Degree 4AN AN-4 Male Flare To 1/4" NPT Aluminium Fitting Adapter Blue
