The Reserve 30 SL Alloy MX DT 350 Boost Wheelset delivers the durability and performance you expect from Reserve, now in an accessible aluminum construction. Built for trail, enduro, and E-bike riding, this wheelset offers a mixed-wheel setup with a 29-inch front and 27. 5-inch rear for the perfect balance of stability and agility. Featuring asymmetrical rims for improved strength and spoke tension and equipped with Reserve's innovative Fillmore valves for hassle-free tubeless setup, the 30 SL Alloy wheels are designed to handle the toughest trails.