The Gripple GP No. 1 is designed with a flat leading edge to create a stable end stop for trellis wires which utilize metal end posts. For the fast termination of trellising wire, for use with metal end posts in orchard and vineyard trellising or fencing applications. High grade ceramic roller for corrosion resistance. Supports the load in one channel. Spare integral channel allows safe tail wire return. 800 lbs maximum working load.