Hellermanntyton stainless steel cable ties with ball lock mbt series hellermann tyton 111 93279 the hellermanntyton 111 93279 mbt27s is a cable tie with ball lock from the mbt series the metal ball bearing tie has a non releasable locking mechanism that offers infinite adjustment along the length of the tie this tie is supplied in 316 grade of stainless steelthe mbt stainless steel tie is suitable for use in the most arduous conditions or where additional security strength fire resistan