SunBundler™ Crimp Lock Cable Ties Heyco SunBundler™ Crimp Lock PVC Coated Stainless Steel Wire Cable Ties are designed for solar installations, are extremely durable and crafted from aircraft-grade stainless steel, and jacketed with UV-protected vinyl. The SunBundler™ Crimp Lock Cable Ties from Heyco feature a tin-plated copper crimp for easy field installation. Standard wire cutters can be used to crimp the sleeve and cut excess wire. The cable ties are available in lengths from 8 inches to 14 inches and have a minimum tensile strength of 100 pounds.