BP-13 Poly Basket – 3.1 x 13.8in. Replacement Poly Baskets are made of corrosion-resistant polyethylene and have an improved handle design for easier use. Designed to fit a range of pipe sizes, these spare poly baskets measure between 5.2 and 18.3 inches in length, and from 1.9 to 3.1 inches in diameter.Fits: ARG-3020.