The S&M Mainline is a rugged trail specific tyre. It features a mid weight, high pressure casing with an aggressive tread pattern that grips on all surfaces and really digs in on those hard carves. The micro-knurled surface and V-notched centre treat pattern helps acceleration, finished with a flat edge for braking. the 2.4" tyre is designed to take the front position while the 2.1" is designed to go on the rear. Max pressure rating: 110 psi ###section### Product Specs WHEEL SIZE: 22" MAX PRESSURE: 110 PSI WEIGHT: TBC PACK SIZE: Single Colour: Black; Size: 22x2.4", 22x2.1"