Piston Cylinder,Plastic: Home Improvement. Buy Piston Cylinder, Plastic: Pistons - ✓ FREE DELIVERY possible on eligible purchases. Item: Toilet Piston Cylinder; Fits Brand: Zurn; Material: Plastic 。 Among our toilet parts and repair products, you'll also find a great selection of urinal parts. Here are some important details for the Toilet Piston Cylinder : MATERIAL: Plastic, FITS BRAND: Zurn, SUB-CATEGORY: Hardware and Gaskets 。 。 。