PROLINE PYRAMID T 2.2 SOFTASTRO Z4 TRUCK REAR TYRESThis is a pair of Pyramid T 2. 2 truck rear tires. Astro turf racing has been steadily growing in the U. S. and around the World and Pro Line has you covered with the all new Pyramid Stadium Truck rear tire! The Pyramid features hundreds of large pyramid shaped pins with the knife edge pointed front to back and side to side for maximum grip that stay sharp even as they wear down. The carcass shape and tire thickness of the Pyramid T has been optimized