CERAMAX Ceramic Lagging ROLLSProduct features Square dimpled ceramic tiles (3 4" x 3 4") Ceramic tiles fully encapsulated in rubber and chemically bonded on all 5 sides. Causing significant resistance to "pull out" or cracking. Increases coefficient of friction to eliminate belt slippage in harsh conditions. Increases pulley life by providing exceptional wear life and abrasion resistance. Flow channel between tiles for water and mud diversion for enhanced belt to pulley contact.