Schwalbe Aerothan Tube - 40mm Presta Removable Valve Core - 2.1-2.4 Inch - 27.5 Inch YGroup_7034179616813 Allen Bits 3 / 4

Allen Bits    3 / 4 / 5 mm

WEIGHT - 72 g / 2

There is also a slim version of this grip for riders with smaller hands

Weight: They weigh only 428gm with a 32T chain ring (not included)

Schwalbe Aerothan Tube - 40mm Presta Removable Valve Core - 2.1-2.4 Inch - 27.5 Inch YGroup_7034179616813 Allen Bits 3 / 4Aerothan is a material that completely redefines bicycle tubes: extremely light, with maximum puncture protection and designed for minimum rolling resistance. This is the high end alternative to conventional bicycle tubes. The next generation Aerothan tube sets new standards for weight, puncture protection, riding characteristics, easy installation and packing dimensions. Features: Puncture protection newly defined as the material itself prevents