Featuring a fast-rolling centre tread, firmly supported side knobs, and advanced compounds, the Newton provides surefooted traction in a wide range of conditions. As befitting a tyre named after the man who defined the laws of gravity and motion, the Newton is the enduro and downhill rider’s choice; it’s the tyre to reach for when the terrain gets steep.Who's this item for: The Newton is perfect for aggressive trail/enduro riders as well as DownhillersTubeless ready: Yep!Which tyre: The faster rolling Newton is a great rear tyre, pair it with a Newton ST up front for an aggressive enduro setupSizes: 27.5 or 29 inchesWidth: 2.4 and 2.6 inch optionsWeight (approx): 930g - 27.5 x 2.4" (EN Premium + M:Wall, Dynamic:R/T) 1120g - 29 x 2.4" (EN Premium + M:Wall, Dynamic:R/T) 1187g - 27.5 x 2.4" (DH Ultimate + A:wall, Dynamic:RS/T) 1222g - 29 x 2.4" (DH Ultimate + A:wall, Dynamic:RS/T) Casing Options: DH Ultimate: 2 Ply - 120tpi EN Ultimate: 1.5 Ply - 120tpi EN Premium: 1 Ply - 60tpi Protection: M:Wall- Durable Mono fabric found in the sidewall of the tyre and used where cut and abrasion are paramount. A:Wall- A butyl layer located within the casing ply that providing the ultimate defence to cut and abrasion as well as providing extra sidewall support. Tyre Compounds: Dynamic A/T: All-Terrain compound providing excellent rolling efficiency while maintaining a high-level grip to minimise power transfer loss. Dynamic R/T: Rugged-Terrain compound specifically formulated to balance grip, wear and efficiency. Dynamic RS/T: Rugged Soft-Terrain compound formulated for maximum grip.