Set includes Duo screws and washers for the specified flange size, Easy assembly with only one wrench (no counter-tightening necessary)
For installing two flanges with through-holes, Easy assembly with only one wrench (no counter-tightening necessary), Set contains two horseshoe nut plates with screws and washers
Flange for welding to a flat panel or a round chamber/tube, Other flange materials on request
Sleeve made from chloroprene rubber
Don't worry we won't leave you in a vacuum