304 grade stainless steel. Bolt Hole Centre to centre= 89mm. ideal for cars, bike, quads, boats, generators, tractors or most exhaust systems. 52mm BOre / 2" ID HOLe.
High Performance 2.5" ID 2-Bolt Stainless Steel Exhaust Pipe Flange & Gasket US
For Tial Wastegate Adapter 38mm MVS V-band Flange to 2-Bolt - Stainless Steel
2x 2.5" Stainless Steel T-Bolt Clamp Diameter Set Of 2 (2 piece) Rev9 CLAMP-250
Rev9 2x 2.75" Stainless Steel T-Bolt Clamp Diameter Set Of 2 (2 piece)
4 x 2.25" Stainless Steel T Bolt Clamp Turbo Intake 2-1/4" Silicone Hose Clamp
6PCS 2-1/2" inch Stainless Steel T-bolt Clamps Turbo Pipe Hose Coupler 67-75mm