Cherne ® 4" Hub-Fit Gripper ® Plug

The Cherne 4" Gripper bypass plug isolates pipe sections while maintaining controlled flow — essential for cleanout testing and live-line repairs. Threaded aluminum bypass nipple, mechanical T-handle expansion. Natural rubber sealing for round and out-of-round pipes. Key Features T-handle mechanical expansion — no inflation needed, no gauge to monitor Threaded aluminum bypass nipple for controlled flow during testing Natural rubber sealing for round and out-of-round pipes Cleanout-friendly design — fits standard cleanout access Specifications Size: 4" Material: natural rubber body with aluminum bypass Actuation: mechanical T-handle Applications Sewer cleanout testing, live-line repairs requiring controlled bypass, residential and commercial sewer testing, and any maintenance operation where flow must continue during isolation. About Cherne Industries Cherne Industries is the global leader in mechanical pipe plugs. Questions on sizing or bulk pricing? Call (866)