Schwalbe Thunder Burt Tire - 29 x 2.1 Tubeless Folding BLK Evolution Super Ground Addix Speed MFPN=CSTE00547 Features a silicone print leg-grab

Features a silicone print leg-grab area with subtle flares in the rearward body

combined with an enlarged nose for greater comfort without altering performance

Features a built in Schrader adapter

Chamude palm with no insulation (race feel)

Schwalbe Thunder Burt Tire - 29 x 2.1 Tubeless Folding BLK Evolution Super Ground Addix Speed MFPN=CSTE00547 Features a silicone print leg-grabSchwalbe Thunder Burt Tire 29 x 2. 1 Tubeless Folding Black Evolution Super Ground Addix Speed. Schwalbe Thunder Burt Tires. The development goal of this tire was to combine the best of the Racing Ralph and Furious Fred. With its many small lugs it has the grip of the Racing Ralph but the low rolling resistance of the Furious Fred. PaceStar: fast rolling cross country compound with easy rolling base layer fast center and grippy shoulders TECH SPECS