Proloc Blocker Collar - Lock Your bar and Weight Plates - Fits Most Bars and All Olympic Bars - Made in USA

Secure Your Bar with Confidence! The PROLOC blocker is the accessory to have when you store your bar at a public gym. When the PROLOC blocker is attached to your bar, from the middle of the bar to the end, it renders the bar USELESS. With a chain from the lock you can further secure it to other equiptment in the gym such as racks and weight trees. FIts any bar with collars ranging from 1.937" to 2.007" (Fits most bars, Fits all olympic bars) Sold Individually - 1 Collar Included with built in allen key - LOCK AND/OR CHAIN NOT INCLUDED