Gear Tubeless Mountain Bike Tire Sealant Alternative [Cartoon] By Jeff Barber April 24, 2020 Every bottle of sealant should probably come with a set of tire plugs, no? Share This: Tweet Jeff Barber Jeff co-founded Singletracks.com with his wife Leah (mudhunny) in 1999. Today he works out of Singletracks World HQ in Decatur, GA as the publisher. Subscribe! Enter your email address to receive our top stories via email each week.