Stan's NoTubes Tubeless Ready Kit - 44mm Valve - 30mm Do Not Ship Internationally They feature a durable TPU

They feature a durable TPU skid plate for sliding during crashes

Cromoly Rails: HLX Padding - Super comfy and shock absorbent

This kit does not include shock bolts

Monoblock Level Ultimate/TLM

Aggressive tread design: Features wide knobs down the middle for fast rolling and L-shaped side knobs for confident cornering

Stan's NoTubes Tubeless Ready Kit - 44mm Valve - 30mm Do Not Ship Internationally They feature a durable TPUThis kit includes everything you need to replace the inner tubes in your tubeless ready rims and tires with genuine Stans sealantthe original, and still the best tubeless tire sealant. All Mountain Bike Tubeless Kits include 200ml of sealant, 44mm brass valves, and Stans Yellow Tape. Kits are offered in different tape widths to fit a variety of rims.