Machine Smith tout-en-un AmStaff Fitness SD-4100
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AmStaff Fitness SD-4100 All-In-One Smith Machine
Transform your home gym into a complete training facility with the SD-4100, AmStaff Fitness's versatile all-in-one Smith machine. Built for serious lifters who refuse to compromise, the SD-4100 combines a precision Smith machine, dual cable system, and a full suite of attachments into one rock-solid unit. Whether you're pressing, pulling, squatting, or isolating, this machine handles it all without you ever leaving the rack. With precision linear bearings for buttery-smooth bar travel and dual selectorized weight stacks, the SD-4100 delivers a commercial-grade workout experience from the comfort of your home.
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All-In-One Footprint, Zero Compromise
Smith machine, Functional Trainer, Power Rack, and Storage - all in one compact unit designed specifically for home gyms that demand commercial functionality without the commercial square footage.
Stainless Steel Uprights
11-gauge 3"×3" stainless steel uprights with precision laser-cut numbers give you exact, repeatable height adjustments on every lift - built to handle years of heavy use without flex or fatigue.
Dual 198 lb Selectorized Weight Stacks
Two independent 198 lb cable stacks let you train both sides simultaneously, dial in exact resistance with a single pin, and move seamlessly between exercises - no plate loading, no downtime.
Precision Linear Bearing Smith Bar
The guided Smith bar rides on precision linear bearings for perfectly smooth, vertical movement on every rep - delivering the control and confidence of a commercial Smith machine at home.
Multigrip Pull-up Bar
Caters to various grip styles for dynamic and effective upper body training, ensuring comprehensive muscle activation and diverse workout options.
Complete Accessory Arsenal Included
Comes loaded with a full attachment set - EZ curl bar, Straight Bar, Double-D Handle, Ankle Strap, Extension Chains, Ab Crunch Strap, Tricep Rope and more - so you're ready to target every muscle group straight out of the box.
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Product Dimensions (W x D x H)79.1 x 66.5 x 93.5 in / 201 x 169 x 237.5 cm
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Package Dimensions (W x D x H)89.8 x 53.15 x 15.4 in / 228.1 x 135 x 39 cm
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Interior Working Rack Width43 in / 109.5 cm
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Product Weight1263.2 lbs / 573 kg
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Shipping Weight1437.4 lbs / 652 kg
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Smith Machine Static Weight Capacity1100 lbs / 498.9 kg
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J-Hooks & Safety Bars Static Weight Capacity1000 lbs / 453 kg
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Pullup Bar Static Weight Capacity352.7 lbs / 160 kg
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Olympic Weight Pegs Length8.5 in / 21.6 cm
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Weight Stacks198 lbs x2 / 90 kg x2
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Weight Stack Increments11 lbs / 5 kg
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Cable Travel Distance58.5 in / 148.6 cm
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Tube Size3" x 3"
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Material11-gauge Steel & Stainless Steel
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Holes Size1" / 26 mm
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Holes Spacing2" / 50 mm
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FinishPowder Coated / Stainless Steel
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Pulley Ratio1:1
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Pulley MaterialAluminum
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Number of Pulley Height Adjustments34
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WarrantyLimited Lifetime (Frame), 180 days (Pulley Wheels & Cables)
