HI-RUN TUN6005 Heavy-Duty Lawn & Garden Inner Tube, 16x6.5-8", Tr13HI RUN Heavy Duty Lawn & Garden inner tube. 16x6. 5 8", Tr13 valve stem. 16x6. 5 8", Tr13 valve stem Heavy Duty Lawn & Garden inner tube Fits 16x6. 50 8 & 16x7. 50 8 WARNING: Consuming this product can expose you to chemicals including Lead Cadmium DEHP DINP which are known to the State of California to cause cancer and DBP BBP DEHP DIDP DNHP which are known to the State of California to cause birth defects. For more information go to www.