Anti-Rust aluminum alloy Anti-Rust frame, handle bar, stem, seat post, & rims. * Shimano Nexus 3-speed derailleur & Coaster brake. Crank Forward Design. * Lowest seat height: 29.5". Weight limitaton: 220 lbs. Tire presure: up to 40 PSI * Extra padded oversize saddle & vinyl leather grips. Light weight and anti-rust frame, free bell & lock * Will Call Center Located in Los Angeles. Shipping with signature require.