Challenge SMART Tubeless Sealant - 250ml / 8oz Tubeless Sealant So much so I bought

So much so I bought every one they still had in stock this spring in hopes of being the place to go when cross comes around this year

Tim's Take: "A true heavy mud tire

My personal tendency is to prefer a tread with more aggressive side knobs such as the Flandrien or Baby Limus in the same conditions"

If you don't mind sliding a little more in heavier mud and want something not as heavy and slow as it's big brother Limus then choose the Baby

If you aren't planning on contesting the 17/18

Challenge SMART Tubeless Sealant - 250ml / 8oz Tubeless Sealant So much so I boughtSeal it up The SMART Sealant was designed to work with both vulcanized and handmade TLR and Tubeless tires. This non allergenic, ammonia free formula can seal up to 6mm cuts, remains liquid in the tire for up to 6 months, doesn't coagulate with Co2 use, and doesn't damage rims or tires with extended use. Installation is straightforward using the application tip and there is no need to shake the bottle. Available in a 250ml 8. 5oz bottle. Seals up to