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ARC Force | R8 Jammer Arms
Available from Aug 1, 2026
Variable resistance curve depending on the exercise | optional free or guided movement | easy height adjustment | 2 weight pins per arm
ARC Force | R8 Jammer Arms
Sale Price599,00€
Product Features
R8 Jammer Arms with Adjustable Resistance Curve
- Suitable for all R8 Power Racks
- Adjustable Weight Arm with 180° rotation range
- Can be mounted on the front and back of the Jammer Arm
- Adjustable resistance curve depending on the exercise
- Optimized strength curve for push and pull movements
- Effective training for Chest Press, Shoulder Press, Rows and more
ARC Technology – Adjustable Resistance Curve
- Maximum control over resistance and movement sequence
- ARC Technology allows for an individually adjustable resistance curve directly on the device
- Developed to precisely adapt strength progressions to each exercise and movement
- ATLETICA Technology for targeted control of resistance and movement profile
- Foundation for a new generation of training equipment with machine-like biomechanics
Free or Guided Movement
- Choice between free and guided movement
- Fixable movement path via knurled screw
- Converging or parallel movement adjustable
- Individual adaptation to biomechanics and exercise
- Machine-like training directly on the rack
Precise Adjustment & Control
- 9-hole system for defining the starting position
- Fine adjustment via 20 mm Mag Pin
- Adjustable Weight Arm with 5 usable positions
- Quick adjustment without tools
- Maximum control over movement angle and starting point
Maximum Grip & Training Variety
- Up to 6 different grip variations depending on the setup
- Ø 32 mm knurled grips for secure hold
- Quick adjustment via large knurled nuts
- 2 Weight Pins per arm for flexible loading
- Ø 50 mm sleeves for Olympic weight plates
Massive Construction & Premium Materials
- Double ball-bearing mount for low-friction movement
- Massive steel construction, up to 8 mm material thickness
- Lever arm 50x50x4 mm profile, lightweight but highly resilient
- UHMW plates to protect the uprights
- Play-free fixation via additional set screw on the holder
- Stainless steel logo with precise LaserCut finish
Intuitive Adjustment & Space-Saving Storage
- Tool-free height adjustment via two 25 mm Mag Pins each
- Jammer Arms easily removable from the holder
- Almost weightless adjustment of the holder
- Integrated Storage Hooks with safety pin
- Space-saving storage directly on the rack
Technical Specs
Dimensions
| Net Weight | 23.30kg (Jammer Arm without holder) |
| Color | R8 Black |
| Length | 90cm (lever arm) |
Material & construction
| Steel Type | Steel Alloy |
| Square Tube | 50x50mm |
| Steel Thickness | Lever arm 4mm, holder 6 or 8mm steel |
| Coating | Double powder-coated |
Policies & Delivery Contents
Attachments/Accessories
| ARC Force | R8 Jammer Arms | 1 pair |
| Weight Pins | 4 pcs included |
Warranty & certification
| Attachment Warranty | 5 years |
Delivery & Assembly
| Shipping | freight forwarding delivery |
| Scheduled Freight Delivery | Email announcement with date selection |
Service & return policy
| Return Policy | 100 days after purchase |
| Return Process | Pickup by forwarding agent with desired date |
Service Included
| Training Plan and Equipment Support | 1 hour online consultation included |
| Quick Troubleshooting Service | 7-day remote help service |
Customer Reviews
R8 Jammer Arms with Adjustable Resistance Curve
- Suitable for all R8 Power Racks
- Adjustable Weight Arm with 180° rotation range
- Can be mounted on the front and back of the Jammer Arm
- Adjustable resistance curve depending on the exercise
- Optimized strength curve for push and pull movements
- Effective training for Chest Press, Shoulder Press, Rows and more
ARC Technology – Adjustable Resistance Curve
- Maximum control over resistance and movement sequence
- ARC Technology allows for an individually adjustable resistance curve directly on the device
- Developed to precisely adapt strength progressions to each exercise and movement
- ATLETICA Technology for targeted control of resistance and movement profile
- Foundation for a new generation of training equipment with machine-like biomechanics
Free or Guided Movement
- Choice between free and guided movement
- Fixable movement path via knurled screw
- Converging or parallel movement adjustable
- Individual adaptation to biomechanics and exercise
- Machine-like training directly on the rack
Precise Adjustment & Control
- 9-hole system for defining the starting position
- Fine adjustment via 20 mm Mag Pin
- Adjustable Weight Arm with 5 usable positions
- Quick adjustment without tools
- Maximum control over movement angle and starting point
Maximum Grip & Training Variety
- Up to 6 different grip variations depending on the setup
- Ø 32 mm knurled grips for secure hold
- Quick adjustment via large knurled nuts
- 2 Weight Pins per arm for flexible loading
- Ø 50 mm sleeves for Olympic weight plates
Massive Construction & Premium Materials
- Double ball-bearing mount for low-friction movement
- Massive steel construction, up to 8 mm material thickness
- Lever arm 50x50x4 mm profile, lightweight but highly resilient
- UHMW plates to protect the uprights
- Play-free fixation via additional set screw on the holder
- Stainless steel logo with precise LaserCut finish
Intuitive Adjustment & Space-Saving Storage
- Tool-free height adjustment via two 25 mm Mag Pins each
- Jammer Arms easily removable from the holder
- Almost weightless adjustment of the holder
- Integrated Storage Hooks with safety pin
- Space-saving storage directly on the rack
Dimensions
| Net Weight | 23.30kg (Jammer Arm without holder) |
| Color | R8 Black |
| Length | 90cm (lever arm) |
Material & construction
| Steel Type | Steel Alloy |
| Square Tube | 50x50mm |
| Steel Thickness | Lever arm 4mm, holder 6 or 8mm steel |
| Coating | Double powder-coated |
Attachments/Accessories
| ARC Force | R8 Jammer Arms | 1 pair |
| Weight Pins | 4 pcs included |
Warranty & certification
| Attachment Warranty | 5 years |
Delivery & Assembly
| Shipping | freight forwarding delivery |
| Scheduled Freight Delivery | Email announcement with date selection |
Service & return policy
| Return Policy | 100 days after purchase |
| Return Process | Pickup by forwarding agent with desired date |
Service Included
| Training Plan and Equipment Support | 1 hour online consultation included |
| Quick Troubleshooting Service | 7-day remote help service |
Still have questions?
Which Countries Do You Deliver To?
We deliver to the following countries: Belgium, Denmark, Germany, France, Italy, Liechtenstein, Luxembourg, Monaco, Netherlands, Austria, Poland, Sweden, Finland, Switzerland, Slovenia, Slovakia, Czech Republic, Croatia, Hungary, Italy, Spain.
If your country is not listed, please contact our support team.
How Long Does Delivery Take?
Once we’ve received your payment, we’ll begin processing your order.
Delivery within Germany typically takes 3–5 business days after you receive a shipping confirmation with tracking details via email.
During peak seasons, delivery may take up to 10 business days.
How much does shipping cost?
For international deliveries, please refer to the current monthly rates listed in the footer of the page.
Is the Shipment Insured?
Your payment with ATLETICA is insured. Every purchase is protected through Trusted Shops for up to €20,000.
Where Is Your Brand Store Located?
Our brand store address is:
BRANDSTORE MAINZ
Große Langgasse
55116 Mainz
+4961314909105
Our opening hours are Mon-Sat 10am-7pm.
To be sure, feel free to contact our in-store team to schedule an appointment or confirm product availability.
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