The strongest version of GravelKing SK now has even better puncture resistance, with the use of ProTite Shield Plus for withstanding tough conditions. Developed with ZSG compound to enhance durability and wear resistance. Lightweight, ultra-thin ‘Ax-Alpha Cord’ has been used to make it even lighter in weight.

Note: 28c is not Tubeless compatible and must be run using tubes.

Features:

• ZSG (Zero Slip Grip) Natural Compound
• AX-a Advanced Extra Alpha Cord
• ProTite Shield + Plus
• Tubeless Compatible [excludes 28c]
• Sizes: 700 x 28c - 700 x 50c 650B48 - 650B53
• Weight: 310g / 630g
• Colours: Black/Black, Black/Brown
• Made in Japan

Technologies:

• ZSG (Zero Slip Grip) Natural Compound: This compound has the same low rolling resistance as the Ultima compound. Its enhanced wear resistance makes it perfect for a long-lasting training tyre with an excellent ride.
• AX-a Advanced Extra Alpha Cord: This compound has the same low rolling resistance as the Ultima compound. Its enhanced wear resistance makes it perfect for a long-lasting training tyre with an excellent ride.
• NEW ProTite Shield Plus: Ultra-strong reinforcing material is wrapped around the whole tyre with nylon taffeta lining the treads to provide added protection against side cuts as well as punctures from dented rims or piercings.