TuffStuff’s Bio-Arc Biceps Curl (BA-703) is an excellent choice to improve your exercise facility’s strength training circuit. Whether your clients are novices or experienced with weight machines, the Bio-Arc Biceps Curl provides a seamless experience. Simply sit in the seat, grab the handles and curl. No frustrating adjustments required. As the user pulls the independent swivel handles, their entire body moves along a linear arc trajectory with the machine to optimize muscle recruitment.
Weight 630 lbs
Dimensions 73 × 55 × 58 in
10 YEARS: Frames, welds, linear shafts and weight plates.
5 YEARS: Pivot bearings, pulleys, bushings, gas-shocks, and guide rods.
3 YEARS: TrakHandles
1 YEAR: Linear bearings and pull-pin components.
6 MONTHS: Upholstery, cables, finish and rubber grips.
ALL OTHER PARTS not mentioned, one year from the date of purchase to the original purchaser.
3" and 4-1/2” 11-gauge 120 wall round tubular steel with a combination of 2×4” 11-gauge 120 wall tubular steel.
All welded construction by inert-gas MIG welding conforming with all Structural Welding Code-Steel Standards and Specifications.
Molded PU foam glued to 1” industrial plywood backing, combined with double-stitched premium upholstery.
Premium Bolta Sport vinyl with PreFixx, formulated to resist bacteria, stains, mildew, oil and UV stabilized pigments. Meets most flammability test requirements. All upholsteries are double-stitched with “hidden” borders. Bolta Sport color swatches are available upon request. Sixteen standard colors. Custom colors are available – please inquire with your sales representative.
Choice of two primary colors: Gloss Charcoal Gray with Matte Black accent or Platinum Sparkle with Matte Black accent. Custom colors available, please inquire with your sales representative.
3/16” USA-Made Certified EXERFLEX PRO® high performance fitness cable.
3/4” solid steel 1045 (tgp) highly polished hard chrome finish.
1/2" push-pull spring loaded solid steel adjustment pins with ultimate load of 9040 lbs. and 46042 sheer strength.
4-1/2", 3-1/2" and 2" fiberglass reinforced nylon pulley.
3/4" black painted solid steel plates with reduced noise and self-aligning low friction sleeves.
IMPORTANT NOTE: The Bio-Arc includes a 295 lbs. weight stack; the weight lifted is the approximate combined user’s weight and weight selected (see Weight Guide label).
CUSTOM STABILIZER FEET: Heavy grade molded rubber base feet insures stability, prevents equipment movement, and may be bolted to the floor.
SELECTOR WEIGHT PINS: Weight pins are solid steel, magnetic with ball-end to ensure a tight connection and secure fit.
FASTENERS: All frame bolts and nuts ard 3/8" and 1/2" zinc plated grade 8. Meets ANSI specifications.
LINEAR SHAFTS: 1" precision Rockwell C60 grade solid shaft.
BEARINGS: 2" High precision linear sealed ball bearing (load rating of 1900 lbs.).
US PATENT NO. 9,533,188 B2; 9,539,462 B2 AND OTHER PATENTS PENDING.
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