In-Line Strainer with white InsulatorStrong galvanized steel ribbed rust-resistant frame holds a tapered die cast aluminum spool designed for ease of starting and wire alignmentTwo extra teeth on spool provide easier wire tightening action and control, requiring less clip turning to hook into next toothIncreased spool hub thickness provides extra strength to accommodate using up to 4mm gauge fence wireCliplock operates with a smooth "clicking" action in any positionStrainer Handle Spring Ratchet (G69530) is requiredWorks on high tensile, barb and woven wirePolycarbonate plastic high strain insulator nested in the body of the strainerEasy to use upside downHigh quality spring loaded locking clip5/8" (16mm) square drive | Gallagher Hi-Strain Clip-Lock Strainer in White | Size Single