Best selection and great deals on UFO chain blocks, chain rollers and chain guides. Dennis Kirk carries more UFO chain products than any other aftermarket vendor and we have them all at the lowest guaranteed prices. Not only that, but we have them all in-stock and ready to ship today. Dennis Kirk has been the leader in the powersports industry since 1969, so you can rest assured that we have your back when it comes to bringing you the best in UFO chain blocks. With our no-hassle return policy and FREE SHIPPING on all orders over $89, you can buy with confidence!
Be sure to check out our main UFO Plastics
brand page when you've finished shopping for a new chain block for your dirt bike.