CRL Dual Hytrel Cup Caulking & Urethane Heaters/Coolers CRL Loctite® Superbonder® Adhesive sets

CRL Loctite® Superbonder® Adhesive sets in seconds to form a permanent transparent bond

and other common building substrates

prime first with a high quality oil-based primer

and function as a bond breaker to prevent bottom side adhesion of the sealant

CRL Dual Hytrel Cup Caulking & Urethane Heaters/Coolers CRL Loctite® Superbonder® Adhesive setsReplaces Worn Leathers in Bulk Load Guns The most commonly worn out component part in bulk caulking guns are the leather cups. CRL Dual Hytrel Cups replace the leather cups found in most 2" (51 mm) diameter barrels. Product images shown are of the actual product or a close representation. Colors can vary depending on your computer's video card and on how your monitor's color is adjusted.