Superb Wrench SPBW-5 Heavy Duty Metal Water Filter Housing Wrench (5.93 inch Inside Diameter) Inside Diameter of 5.93 in Replaces the SW-3 Plastic Wrench for Keystone, Culligan, Pentek, Plymouth, Ace and American Plumber Fits: Pentek SW-3, 150296, 150237, 150239, 150469, GE WX5X3002, Plymouth Products HD-95, Ace Hardware 49561, Ametek Kleen Plus HD-10-R50 BBS, American Plumber W10-PR / 152014, W15-PR / 152016, Culligan SW-3, Omni B6 and B36 Handle is rubberized and longer than a standard filter wrench which gives you extra leverage Made in the USA