Smooth Fitness CE2.1 Elliptical Trainer Ergonomic, Pivoting Foot Pedal - Your ankle, knee and hip move fluidly in a completely natural motion with no jarring or jerking 18" Stride: Creating a SMOOTH fluid motion Upper and Lower Body Workout - Dual-action motion handles for an overall resistance routine that helps you lose weight and tone muscle Heavy Gauge Oval Steel Frame - Five-inch oval tubing adds style as well as durability and strength to the CE 2.1. Warranty: Lifetime warranty on the frame and braking system; 2-year warranty on all parts and one year of in-home service