GRK 12221 Rugged Structural Screw w/ Climatek Coating, 5/16" x 3-1/8", 100-Count GiftItems This runner is a needlepunch

This runner is a needlepunch with deep grooves which means it is excellent as cleaning the bottom of shoes and boots while also ensuring all dirt is captured and remains on the runner until it can be cleaned off good shoe scraping properties while having a gel-foam backing to prevent the runner from slipping while being walked on

Non toxic to livestock

and the built-in spot scrubber removes scuff marks and dried-on messes

4 ports with comfort perches

Made in the USA: All of our wheels (except the RRT12 and RRT6) are assembled and tested in Aurora

GRK 12221 Rugged Structural Screw w/ Climatek Coating, 5/16" x 3-1/8", 100-Count GiftItems This runner is a needlepunchGRK Rugged Structural Screw is made of specially hardened steel to provide you with high tensile, torque and shear strength. The sharp threads and points bite instantly into the material (including hardwood), reducing the splitting effect due to smaller shanks. RSS screw which is 3 1 8" and longer have CEE thread that enlarges the screw hole for the non threaded portion of the fastener, allowing the wood to settle easily and increasing the screws