Economy Bulk PE Winged Plastic Expansion Anchor Value Pack Barb Lock Sleeve Plug for High Volume Construction Fixing Product Description The Economy Bulk PE Winged Plastic Expansion Anchor is a cost-optimized polyethylene anchor designed for high-volume construction and wholesale distribution where reliable winged barb lock performance at the lowest possible unit cost is the priority. Molded from durable virgin PE with the same winged barb geometry as premium nylon anchors,