20 feet for attaching truck caps or camper shells to trucks with extra wide bed rails. Weighs over 200 lbs. For 8 feet bed, please purchase ASIN: B00BNGBXOC. Fill all bed rail gaps. Complete kit includes stickers, butyl tape, alcohol pads, and detailed instructions. High quality, long lasting automotive grade EPDM rubber. Preferred by professional installers over PVC/foam seals. Excellent compression set resistance for maximum service life and vibration absorption. There is no need to replace the seal every time you remove the cap. Made in America.

For truck caps that require a seal of 20 feet or more, use Super Cap Seal XL 25 feet (ASIN: B00BNGBXOC). Easily trimmed to fit trucks with smaller width front bed rails. Note: To determine if you need to use the Front Rail Seal 6 Feet (ASIN: B00C0WVV72), measure the height difference from the truck's side bed rail (including the bed rail cap) to the truck's front bed rail. Measure. If the gap height is 0.250" or less, install only Super Cap Seal XL. For gap heights between .252" and .480", install the Front Rail Seal on the front base rail of the cap and the Super Cap Seal XL 20' on the side base rail of the cap. If the gap height is oversized, install Super Cap Seal XL 20' or 23' on the front and side base rails of the cap and install the front rail seal on the front bed rail of the truck. Other quality truck cap seals from extrusion solutions: Super Cap Seal 23 Feet (ASIN: B00C7VU9BA) measures 1 1/2 inches and fills all bed rail gaps and accommodates 200 lbs. . Premium Cap Seal XL 23' (ASIN: B001PQR63A) measures 2 inches wide and fills small to medium bed rail gaps and accommodates caps under 200 lbs. The Ultra Cap Seal 23' (ASIN: B00MPMBIZW) is 1 1/2" wide and fills all bed rail gaps and accommodates 200 lb+ caps and heavy weight caps. IMPORTANT: To completely seal out dust and water, install the patented Ultimate Tailgate Seal with Taper Seal in the tailgate gap and sidewalls (ASIN: B00IPQWXZQ). Save and Buy Combo Pack: Super Cap Seal XL 23 Feet and Ultimate Tailgate Seal with Taper Seal (ASIN:B00BQZ4G3U). Made in the USA.


Manufacturer: ‎Extruded Solutions
Brand: ‎ESI
Product size: ‎609.6 x 5.38 x 1.27 cm; 498.95 g
Product model number: ‎SCSXL-20R
>Discontinued by the manufacturer: ‎No
Product dimensions: Depth x Width x Height: 6.1 x 0.05 x 0.01 m
Color: Black
Product weight: 499 g