ANVIL S1 Unilateral and Bilateral Training Smith Machine with Rear Dual Weight Stack
- Dual 155LB Weight Stacks
- 33-Level Adjustable Cable Positions
- Built-In Pulldown & Low-Row System
- Adjustable Leg Holder & Large Footplate
- Dual Independent Pulley System (2:1 Ratio)
- Rear Stacks Maximize Training Space for Lat & Row
- Classic / None - $1,899.99
- Classic / RAB 2000 ＋$169 - $2,068.99
- Classic / RAB 3000 (Red) ＋$209 - $2,108.99
- Classic / RAB 3000 (Black) ＋$209 - $2,108.99
- Pro (Pegboard) ＋$150 / None - $2,049.99
- Pro (Pegboard) ＋$150 / RAB 2000 ＋$169 - $2,218.99
- Pro (Pegboard) ＋$150 / RAB 3000 (Red) ＋$209 - $2,258.99
- Pro (Pegboard) ＋$150 / RAB 3000 (Black) ＋$209 - $2,258.99
DESCRIPTION
The ANVIL S1 is a next-generation all-in-one Smith machine, designed for efficient full-body training in a compact setup. At its core is an innovative Dual-Drive Pulley System, powered by dual rear weight stacks, delivering smooth, balanced resistance and effectively targeting lat and row movements for optimized back training.
This versatile system combines a Smith machine, functional trainer, power rack, pull-up station, and low row in one space-saving unit, allowing seamless transitions between strength and functional workouts.
Built from durable 14-gauge steel, it offers excellent stability and supports up to 2200 LB, while the powder-coated finish resists wear and corrosion for long-term performance.
Dual-Drive Pulley System
- Dual selectorized weight stacks (155 lb per side, 310 lb total) with a 2:1 ratio for smooth, controlled reps.
- Support both unilateral and bilateral training, allowing each side to be adjusted separately for greater flexibility and efficiency.
- Built-in lat pulldown and low row system requires no setup or carabiner changes, allowing you to move seamlessly between exercises.
- Angled cable pulley pivot design and elevated low row position create better lat engagement and natural movement without interference.
Dual Independent Cable Pulley System
- Dual independent pulley systems with separately adjustable weight stacks allow two users to train at the same time with different weights.
- 2:1 ratio provides lighter resistance, smoother control, and longer cable travel for more versatile training.
- 33 adjustable height positions ensure the perfect fit for any user or exercise, providing precise and versatile training.
- The roller cable trolley enables smooth one-handed adjustment along the uprights, allowing quick and effortless exercise changes.
- 200° rotating pulleys support multi-directional training and flexible space use, allowing multiple users to train without crowding.
Specifications
- Machine Weight: 665 lb (including Dual 155 lb Weight Stacks)
- Maximum Capacity Smith Machine Bar: 440 lb
- Maximum Loading Capacity: 2,200 lb
- Cage Dimensions: 57.1" (D) x 79.5" (W) x 83.5" (H)
Additional Information
- Please note: This item requires assembly.
- Disclaimer: Weight plates are not included. The Smith barbell and weight stacks are included.
ACCESSORIES
SPECIFICATION
Dimensions & Footprint
| Rack Weight | 665 lb |
| Rack Height | 83.5 inch |
| Rack Width (Including Smith Bar) | 79.5 inch |
| Rack Depth | 57.1 inch |
| Inside Width | 44.5 inch |
| Inside Depth | 43.1 inch |
| Smith Bar Weight | 35 lb |
| Smith Bar Length | 79.5 inch |
| Smith Bar Sleeve Length | 11.4 inch |
Cable Pulley
| Weight Stack | 2 × 155 lb Stacks |
| Pulley Ratio | 2:1 |
| Pulleys | Nylon |
| Cable | 4-Layer Encased Steel |
| Cable Pulley Rotation | 200° |
| Cable Head Rotation | 360° |
| Vertical Adjustment | 33 Levels |
Max Load Capacity
| Machine | 2200 lb |
| Cable Pulley | 1500 lb |
| J-Hooks | 1600 lb |
| Safety Spotter Arms | 1200 lb |
| Pull-Up Bar | 750 lb |
| Dip Station | 450 lb |
| Lat Pulldown Bar | 350 lb |
| Straight Bar | 250 lb |
| Landmine & T-Bar | 600 lb |
Frame
| Steel Type | 14-Gauge Steel |
| Square Tube | 50 mm × 50 mm |
| Metal Thickness | 2 mm |
| Coating | Powder Coated |
ANVIL S1 Installation
| 📖 Installation Manual: Download |
WARRANTY
Warranty Period
Ritkeep provides a comprehensive warranty coverage for a duration from the date of purchase. During this period, we guarantee that your product will be free from any defects in material, functionality, and workmanship. The warranty is exclusively applicable to the original purchaser of the product, as long as you remain the owner. It is important to remember that the warranty is non-transferable.
Construction
FOR ALL WARRANTIES * Warranty may be voided for any product which has been damaged due to negligent or faulty use, alteration, maintenance, storage or handling by the user. Any specific issues regarding a RitKeep product with which a customer is not satisfied will be reviewed on a case-by-case basis. Please note that our warranty does not apply to product or barbell service and maintenance. We recommend you properly service and maintain your product for life long product longevity.
** Warranty against bending does not cover any bar which has been damaged due to negligent or faulty use, alteration, maintenance, storage or handling by the user. Negligent or faulty use includes abusive dropping of the bar (i.e., dropping the bar on a box, bench, spotter arms or pins in a power rack, excessive dropping with insufficient or damaged bumpers, excessive dropping with iron plates, excessive dropping on concrete or similar surfaces, and similar usage). Any specific issues regarding a RitKeep product with which a customer is not satisfied will be reviewed on a case-by-case basis.
| Material | Warranty |
|---|---|
| Frames | 2 Year Warranty |
|
Pull-Down Bar, Dip Bar, Landmine, T-bar, Safety Arm, D-Shape Handle, J-Hooks |
1 Year Warranty |
| Wheels, Cables | 90 Day Warranty |
| Dumbbells | 2 Year Warranty |
| Weight Plate | 2 Year Warranty |
| Weight Bench | 1 Year Warranty |
To learn more about RITKEEP's Warranty Policy, please click here.
Precision-Engineered Smith System
Built for versatility and precision, this Smith system features removable sleeves to support both 1" and 2" plates, giving you maximum flexibility across different setups.
With 14 adjustable height positions, each precisely spaced, you can fine-tune your lifting range for more accurate positioning and better movement control.
Finished with precision knurling, the bar provides a secure, comfortable grip—enhancing stability and confidence in every lift.
33-Level Dual Independent Pulley System
The true dual independent pulley system allows two users to train at the same time without interference, making it perfect for home gyms and shared workouts.
With 33 adjustable height positions, it’s easy to set the cables to the right level for each exercise, helping you maintain proper form and target muscles more effectively.
The 200° swivel pulleys expand your range of motion, create more space, and unlock greater exercise variety.
The 2:1 pulley ratio provides lighter resistance, smoother control, and longer cable travel, giving you greater versatility for strength training, muscle growth, and functional workouts.
Dual-Selectable Weight Stack System
Train your way with independently adjustable weight stacks, or link them together through the internal dual-drive pulley system for synchronized resistance. Designed for maximum flexibility in multi-station training.
2:1 Ratio
When used independently, the 2:1 cable ratio delivers lighter, smoother, and more controlled resistance—ideal for isolation exercises and unilateral movements.
Seamless Dual Pulley Integration
Integrated upper and lower dual pulley systems allow instant transitions between lat pulldowns and low rows—no attachment changes needed, saving time and effort.
Built-In Storage Solution
A well-designed, integrated storage system keeps your home gym organized, efficient, and clutter-free. Everything stays in one place, helping you maintain a clean, space-efficient, and professional home gym setup.
Large Pegboard
Provides flexible, easy-access storage for handles and small attachments, keeping frequently used accessories visible and within reach.
6 Weight Plate Holders
Dedicated plate storage positions allow you to store plates directly on the machine, reducing floor clutter while saving valuable gym space.
Attachment Storage Frame
A reinforced storage frame securely holds bars and specialty attachments, keeping all accessories neatly organized and ready for training.
33 adjustable pulley positions allow precise height customization for different body types and training goals, while expanding your range of exercises. Laser-engraved position markings enable quick and accurate height selection for every movement.
Adjustable up/down and forward/backward to easily find the most comfortable position for your body type and training style. It keeps your legs securely locked during lat pulldowns for smoother, more controlled movement, while reducing lower back strain and preventing body lift.
The integrated resistance band system adds dynamic, progressive tension to both free-weight and Smith training. Easily attach bands at the base for squats, presses, and rows, or use the side pegs to assist pull-ups with smooth, controlled support, expanding training variety and intensity.
The integrated top storage slot keeps the Smith bar secured at the highest point of the frame, freeing up interior space for lat pulldowns, rows, and cable exercises, creating a more open and efficient training area.
The 360° rotating landmine allows smooth multi-directional movement, creating more space for multiple users to train comfortably. Its flexible rotation unlocks more angles for versatile and efficient workouts.
Extended safety arms offer a wider protection range for heavy lifts, boosting confidence during training. A built-in protective liner reduces metal contact, minimizing noise and wear while protecting your barbell for smoother, safer workouts.
Frequently Asked Questions
What are the main highlights of the ANVIL S1?
The ANVIL S1 features a Dual-Drive Pulley System and a 310 LB rear weight stack for smooth, balanced resistance. With integrated lat pulldown, low row stations, and a compact design, it delivers versatile full-body training.
Is there enough room for a standard bench inside the S1?
Yes. The ANVIL S1 features a spacious 13.3 sq ft training area and a detachable leg hold-down, providing ample room for a standard weight bench so you can comfortably perform flat and incline bench presses.
Can the ANVIL S1 weight stacks be upgraded with additional weight?
Yes. The ANVIL S1 weight stacks can be upgraded to 390 LB total (with 3 additional plates added per side).
What exercises does the ANVIL S1 target?
The ANVIL S1 is a full-body home gym system. It supports Smith Machine exercises like squats, deadlifts, bench presses, and shoulder presses; cable exercises like lat pulldowns, cable flys, bicep curls, and cable rows; free weight exercises like barbell presses and dumbbell lifts; and functional training with resistance bands. It's perfect for strength, hypertrophy, and functional workouts.
How does the S1 weight stack work during lat pulldowns and seated rows?
The ANVIL S1 allows both 155 LB weight stacks to be used simultaneously for exercises such as lat pulldowns and seated rows. When both stacks are engaged, the total selected weight is up to 310 LB.
With the 2:1 pulley ratio, the actual resistance during training is approximately 155 LB, providing smoother cable movement and a more controlled lifting experience.
Is the ANVIL S1 suitable for multiple users at the same time?
Yes. The ANVIL S1 features a dual independent cable pulley system, allowing up to three users to train simultaneously with different exercises.