WELCOME TO MTEC ONLINE. Welcome to Mtec Online! Fuel Accesories and Treatments. Hubcentric wheel spacers Kits. Nylock and Nuts Metric. Nylock and Nuts UNF/UNC. Safty belts and accesories. Washers Imperial & Metric. Wheel & Tyre Accessories. Wheel Spacers and Spacer Kits. 140/80-18 70R TT Enduro Moto x Motocross Rear Tyre. 140/80-18 70R TT Tracker Moto x Motocross Rear Tyre. PLEASE NOTE WE USE A GENERIC PICTURE FOR ADVERTISEMENT PURPOSE, SALE IS FOR JUST 1 REAR TYRE. The Michelin Tracker is a. Secure, predictable grip across a wide range of surfaces. Radiused tread block bases make them more resilient to chunking. Divided tread block layout for better stability and a longer life. Fully reversible to extend tread life. Great Parts & Equipment at low prices.