I have a asphalt sled that i only use in the summer,so Ineed a weight that works for that kind of a set up. Have you used them, or do you know some that has used them. Later thanks for your help
Hey Birdie,
what machine do you run with the thunder kit. I was looking at the kit for awhile. How well it works in the mountains. I put on dynamo joe's kit. Dalton products.