Sun Ringle Rim (MTX33) Sun Ringle'. Black Disc Alloy Wheel. Bombproof Double wall rim. Rear Hub accepts standard splined Shimano style bike cassettes -the most common. (Accepts traditional HG type mountain bike cassettes, including modern specific 11-50 or 11-52 12-speed cassettes; also fits MTB spaced 11 speed cassettes 11-42 and larger. ).