The Flat Attack 29in Self-Sealing Tube is made for 29 inch mountain bike tires that need added puncture protection. Each tube is pre-injected with Flat Attack sealant and backed by Flat Attack’s 5-year guarantee.
This group includes both Presta and Schrader valve options for 29 x 1.90–2.125 tires. Choose the variant that matches your rim valve type.
