QR-5 By admin | February 6, 2019 - 7:28 pm |April 22, 2024 $3.00 QR-5 quantity Add to cart Category: Parts Description Description QR-5 (Quad Ring 5) Replacement Quad Ring for K&P Engineering Filters: QR-5 MSRP USD: $3.00 Related products CW2 – 80mm Cup Wrench $8.99 Add to cart FE-9 $99.00 Add to cart CW1 – 68mm Cup Wrench $6.99 Add to cart FE-40 $99.00 Add to cart Bookmark the permalink.