The CTSB4BK18-C from 3M™ is a Stainless Steel Barb Cable Tie, engineered to provide a tight, precise grip and a strong, long-lasting hold. Molded of black weather- and UV-resistant, high-quality nylon (polyamide) 6.6 suitable for outdoor and indoor use. The ribbed pattern strap helps ensure cable bundles stay intact, even in high vibration environments. The steel barb can be locked at any point along the strap allowing for more precise positioning and a secure, reliable grip. Features a rectangular head with rounded corners to prevent snagging and a curved strap tip for easy, fast installation. The flexible design allows the cable tie to slip easily under and around cables, wires, pipes and harnesses securing bundles and harness components quickly and easily.