Sur Lock logo tag photo

Sur-Lock Quick-Change products are designed to radically speed up the piston, valve/seat, and liner change process. Our Sur-Lock products eliminate the need for sledgehammers and greatly increase safety.  

SAFER. No more breaker bars and sledgehammers!
FASTER. Dramatically reduce removal time for valves, valve seats, liners and pistons. 
EASIER. No special tooling required. No searching for hydraulic pumps or custom fittings. Installs easily with an impact wrench or torque wrench.

Click here to see how our Sur-Lock products work!     Video

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Sur-Lock®
Valve Cover System

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Sur-Lock®
Rod Link System

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Sur-Lock®
Liner Retention System

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Sur-Lock®
Hammerless Union

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Sur-Lock®
Frac Fluid Ends

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