A non-metallic bow spring centralizer for applications such as soil nails, rock bolts, anchors, sheathing, small-diameter drop pipe, downhole cameras, geophysical tools and other data collection devices. Adjustable diameters to fit 18-millimeter OD (0.70-inch) up to 65-millimeter OD (2.56-inch) and four models to suit numerous ID-OD combinations. Made from Kwik-ZIP’s engineered thermoplastic blend with high flexural strength, high temperature resistance, low co-efficient of friction, abrasion resistance and outstanding chemical resistance. www.kwikzip.com