BUY HERE! Gallagher - All In One Insulated Electric Fence End Strainer Gallagher Insulated End Fence Strainer combines insulation, tensioning, and wire connection in a single unit. The insulated body delivers 1.7x greater insulation than previous models while resisting corrosion. Integrated joint clamp enables direct wire and power attachment for efficient end-of-line fence assembly. All in one assembly - insulate, strain and connect fence wires. Integrated joint clamp allows direct attachment of wires and power connection Superior insulation - insulated body provides 1.7x the insulation of previous models of wire strainers Improved corrosion resistance - insulated body provides added protection from corrosion Easy fence straining - 12 tooth spool for fine adjustment and easy tightening action Easy set up - spool designed for easy set up and wire alignment Heavy duty - 1.4x's stronger than previous models, backed up with a 10 year warranty Streamlined, ergonomic design for comfortable use Suitable for up to 4mm gauge fence wire