The Precor EFX 5.21si is one of the best Precor home elliptical machines available. The 5.21si is an economical choice yet has many of the programs and options of the more expensive Professional Precor elliptical units. Excellent stability, a smooth, quiet motion, portability, and low maintenance have made the home model Precor elliptical an excellent choice for a residential environment.

　　Length 76"

　　Width 30"

　　Height 63"

　　Weight 197 lbs

　　This unit is privately owned, was very lightly used during/after knee surgery, and is still in excellent condition. Terrific for low impact exercise. Fits in out of the way convenient locations. Perfect for that corner or basement gym.

　　Here are some of the specs for this Unit:

　　Model 5.21si

　　Drive System Rear Drive

　　Arms Stationary

　　Stride Length 19"

　　CrossRamp Incline 13 to 30 degrees

　　CrossRamp Levels 14

　　Resistance Levels 20

　　Ergonomic Console for water, books, etc. Y

　　Quick Start Y

　　Display Type LED

　　Number Of Display Readouts 6

　　Number of Exercise Programs 9

　　Calories Y

　　CrossRamp Level Y

　　Distance Y

　　Resistance Level Y

　　Strides Y

　　Strides Per Minute Y

　　Time Y

　　Workout Summary Y

　　The workout programs on this unit:

　　Manual, Crosstraining, Gluteal, Interval, Random, Weight Loss, Heart Rate Control, Custom Course 1, Custom Course 2