JACOBS LADDER JL Preacher Curl Drive System: Single-stage belt drive

Drive System: Single-stage belt drive

heavy-duty construction

its solid steel design ensures long-term durability

Total Strokes

JACOBS LADDER JL Preacher Curl Drive System: Single-stage belt driveJacobs Ladder is the most effective piece of commercial gym equipment on the market today. Our signature piece of gym equipment is designed specifically for high intensity, low impact exercise, but goes much deeper than that. Jacobs Ladder was put to the test by researchers in the School of Kinesiology at Louisiana State University who found that Jacobs Ladder was a scientifically superior workout. Users burned calories at a much higher pace with a