Hellermanntyton cable ties outside serrated lr55 series hellermann tyton 115 00004 the hellermanntyton 115 00004 is a yellow cable tie from the lr55 series the outside of the tie is serrated minimising the risk of damage to cable insulation the extended pawl of the cable tie allows for quick and simple release of the tie this releasable and reusable tie is ideal where temporary installation or the addition or removal of cables is required for example logistic identification colour cod