3.5" Female Stainless on 3"BSP Male, 

O ring not included 

Description: Quick release Bauer female with Male BSP thread 

Material: Stainless

System: Known as Bauer or Lever Lock Couplings

Applications: Mainly used in the waste water, sewage, sludge, pumping, groundwater, dewatering, well pointing markets and water tanker markets. Bauer couplings will be found in the pump hire and rental industry fitted to blue PVC Layflat, green medium duty PVC suction and rubber water suction hoses.