www.phcppros.com/articles/7673-holdrite-proguard

HOLDRITE ProGuard
June 13, 2018
The ProGuard is designed to protect PEX, copper or CPVC stub-outs in a variety of applications – including tubs, showers, sinks, toilets and water heaters. The product has the ability to prevent kinking of PEX tubing and also eliminates front-to-back slippage. The product also provides 360-degree turning radius.
The product is compatible with all PEX manufacturers' tubing and is fast and easy to install.
HOLDRITE