Super Cap Seal XL™ 23ft EPDM Rubber for Truck Cap, Camper Shell over 200 lbs.

Professional Installer Review: "We don't use the Super Cap Seal XL very often, but when we do it works great." Eric (General Manager, A & A Topper Sales & Service Center) Lakewood, CO Excellent compression set resistance for maximum service life and vibration absorption. Long-lasting EPDM rubber is preferred by professional installers over PVC/foam seals. No need to replace this seal every time your cap is removed. Super Cap Seal XL dimensions are 2 1/8" Width x 1/2" Height x 20' Length. For 8ft beds use Super Cap Seal XL 23ft.  For beds less than 8ft use Super Cap Seal XL 20ft 2 1/8" wide triple bulb seal gives you greater coverage area for filling all bed rail gaps. Use on caps that weigh more than 200 lbs. Easily trims to size to fit smaller width front bed rails. Complete kit includes seal, butyl tape, alcohol pads and detailed instructions for a professional installation. NOTE: To determine if you need to use a Front Rail Seal 6ft measure the difference in height from