Britannia Rails Universal 11mm to Weaver Picatinny Rail Adapter Extended
- Material: T6 Aluminium hard anodised
- MOA: 0
- Length: 188mm
- Mounting length: 115mm
- Includes 4 Hex Screws with T15 Hex Bit
Experience top-tier engineering with our premium-grade 11mm to Mil-spec Picatinny base adapter, meticulously crafted for rimfire and air rifles. With a length of 188mm and a mounting length of 115mm, this adapter sets a new standard for quality and performance.
Manufactured in the UK using CNC machining techniques, this adapter ensures true quality and durability. Its true mil-spec Picatinny design guarantees a secure attachment to your rifle's 11mm dovetail, utilizing 4 hex screws for a hassle-free installation.
Featuring an extended length and reversible design, this adapter is the perfect solution for addressing eye relief issues and accommodating night vision devices. Plus, it includes Vibra Tite VC3 Threadlocker—an acrylic polymer that effectively dampens and absorbs vibrations, ensuring a secure fit without hardening like anaerobic threadlockers. This innovative threadlocker keeps screws in place while remaining flexible, allowing for easy adjustment, removal, and reuse.
-
Length: 188mm
-
Brand: Britannia Rails
-
Product Code: 6-0012
-
Weight: 0.18kg
- Material: T6 Aluminium hard anodised
- MOA: 0
- Length: 188mm
- Mounting length: 115mm
- Includes 4 Hex Screws with T15 Hex Bit
- Britannia Rails Universal 11mm to Weaver Picatinny Rail Adapter Extended
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY – READ MORE: HERE
Note: The above DPD link is to our group partner site Optics Warehouse, with whom we share logistics and stock. Link opens in a new window.
Couriers
We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
Pre-Order Items
Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
International Delivery & Taxes
If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email order@tacticalscope.co.uk.
DPD Shipments & PIN Code Delivery
We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.

