Keiser Fitness Equipment
Keiser Fitness Machines use revolutionary "Air" resistance for safe, smooth exercises at any speed - no flying weight stacks! The Keiser Infinity Series features the only multi-functional strength training machines that allow you to train safely at any resistance, at any speed, and at any angle! Develop speed, acceleration and explosive power with the Keiser 300 Air Runner. The Keiser Half Rack (with optional Adjustable Bench) uses air resistance in combination with or in place of free weights





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