Accu-Tac WB-4 Arca Spec QD Bipod for AR-15 / AR-10
Accu-Tac
$463.60
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Accu-Tac
Accu-Tac WB-4 Arca Spec QD Bipod for AR-15 / AR-10
The Accu-Tac WB-4 Arca Spec QD Bipod is a precision-engineered, full billet aluminum bipod designed to deliver exceptional stability and repeatable accuracy for AR-15, AR-10, and bench-rest rifle platforms at any range.
- 100% billet aircraft-grade aluminum construction for maximum strength and minimal weight
- 4 individual leg positions and 5 notch height settings for versatile field adjustment
- Wide, lowered center stance lets the rifle sit between the legs for enhanced stability
- Lockable cant mechanism with adjustable lever keeps your rifle true on uneven terrain
- Quick-detach Arca Swiss / Arca Style rail mount attaches and releases in seconds
- Ideal for long-range, extreme long-range, bench-rest, and precision competition shooting
Who This Is For
The Accu-Tac WB-4 is built for serious precision shooters — whether you're engaging steel at 1,000 yards, competing in PRS-style matches, or dialing in tight groups from the bench. Its Arca-compatible QD mount makes it an excellent choice for any shooter running an Arca Swiss rail on their AR-15 or AR-10, who demands a bipod that transitions quickly, holds zero reliably, and stands up to hard field use.
Specifications
| Brand | Accu-Tac |
|---|---|
| Model | WB-4 Arca Spec QD |
| Compatible Platforms | AR-15, AR-10, Precision Rifles |
| Mount Type | Quick-Detach Arca Swiss / Arca Style Rail |
| Leg Positions | 4 Individual Positions |
| Height Settings | 5 Notch Adjustment Options |
| Cant Function | Yes – Lockable with Adjustable Lever |
| Material | Billet Aircraft-Grade Aluminum |
| Finish | Anodized Matte Black |
| Country of Origin | USA |
Frequently Asked Questions
What rail system does the Accu-Tac WB-4 require to mount?
The WB-4 uses an Arca Swiss / Arca Style quick-detach mount, so your rifle or chassis must have an Arca-compatible rail installed. Many modern precision rifle chassis and handguards feature integrated Arca rails, and aftermarket Arca rail sections are also widely available for both AR-15 and AR-10 platforms. It is not designed to attach to a Picatinny (MIL-STD-1913) rail directly.
How does the cant lock work, and why does it matter for precision shooting?
The WB-4 features a built-in cant mechanism controlled by an adjustable lever that allows the rifle to tilt left or right to level the reticle on uneven or sloped terrain. Once your desired cant angle is set, tightening the lever locks it firmly in place, preventing any unwanted movement during a shot. For long-range shooters, even slight cant can shift point of impact significantly at distance, so this lockable feature is critical for consistent, repeatable accuracy.
Is the Accu-Tac WB-4 suitable for both bench-rest and field use?
Yes — the WB-4's wide stance and lowered center of gravity make it an outstanding bench-rest bipod, while its 4 leg positions, 5-notch height adjustment, and quick-detach Arca mount give it the versatility needed for prone field shooting and competition. The rugged billet aluminum construction is built to handle demanding outdoor conditions, making it equally at home on the range or in the field.
