This is a brand new in the package vintage OS O.S. Max Engines RC R/C Thermo / Thermal Isolator for the 21 EX 21 EX EXB R, PN: 22884950. Always stored in a clean, dry, smoke free place. No damage. This will be shipped in a padded envelope with size and weight in mind to reduce shipping costs. Comes as is and as seen above. Will ship worldwide. Shipping combined on multiple items. Shipping size is 9 in x 7 in x 1 in and weighs 4 oz.