Raised lever coupling 1.product kinds: high pressure and middle pressure, we also have bolt clamp or snap clamp. 2.It is convenient to use,  easy operation,bi-manualness and high safety. 3.It is good sealing,wear-resisting,longer service life. Product parameters: Name Data Color Any DN 125mm Technic Forged or steel casting Fastening diameter 125mm Style Fasteners Structure Bolt clamp Material Cast steel Standard or Nonstandard Standard Scope of application Concrete machinery / concrete pump pipe