Vector Optics Frenzy 1x20x28 RD (VT) Weaver/Picatinny Red Dot Sight
The Vector Optics Frenzy 1x20x28 RD (VT) Red Dot Sight offers incredible performance and unbeatable value for just £100—making it one of the best deals on the market. With an extra-large 20x28mm window, this sight delivers a wide field of view for rapid target acquisition and precision shooting. The crisp 3 MOA red dot, combined with 8 brightness levels and 2 night vision settings, ensures clear visibility in any lighting condition.
Built from rugged 6061-T6 aluminum, it’s lightweight at just 56g (2.0oz) and features an IPX6 waterproof rating, handling tough conditions and calibers up to .338 Lapua Magnum. With over 20,000 hours of battery life and user-friendly side controls, it’s designed for reliability and convenience. If this carried a big-name brand, you’d easily pay £150 or more, but at £100, the Frenzy delivers premium features and durability at an unbeatable price. Perfect for shooters and hunters looking for top-tier performance without breaking the bank!
- Magnification: N/A
- Window Lens Size: 20x28mm (0.8x1.1")
- Length: 46mm / 1.8"
- Width: 32mm / 1.2"
- Height: 35mm / 1.4"
- Weight (net): 56g / 2.0oz
- Eye Relief: Free
- Optics Coating: Multi-Coated
- Parallax: ±1.0MOA 100 yds
- Elevation Range: 45 MOA
- Windage Range: 45 MOA
- Dot Size: 3 MOA
- Dot Intensity: 8 levels & 2 night vision dot
- Mounting: Weaver, VT
- Battery Type: CR2032
- Battery Runtime: ≥20000 hours
- Finish: Black matte
- For close-in work and general shooting
- Real waterproof at 1 meter with 30 minutes IPX6
- 4 Hours Auto Shut Down
- Pistol application for VT footprint, and can do TRI footprint too
- High-quality aluminum alloy 6061 T6 in durable black matte finish
- >20,000 hours battery runtime (at weakest visible dot level)
- Tested on 9mm Pistol, 338 Lapua Magnum rifle and 12 GA shotgun
- Package includes: retail package, weaver mount, rubber lens cover, hex keys and cleaning cloth etc
- The extra-large window size 20x28mm 0.8x1.1”.
- 6061-T6 aluminum housing in rug construction - lightweight 56g 2.0oz
- 3MOA dot size with 8 Levels & 2 NV red dot intensity
- Weaver mount & compatible for VT footprint (can do TRI footprint too)
- >40,000 hours for NV dot & >20,000 hours for weakest visible dot
- IPX6 waterproof up to 1-meter depth for 30 minutes
- Take 9mm, 45ACP, 12GA and Lapua Magnum 338 Recoil
- Clear lens with premier and protective coatings
- On/off switches on the side, complete user control and 4 hours auto shut-down
Package includes: red dot sight, weaver mount, rubber lens cover, hex keys and cleaning cloth etc
Lifetime Warranty
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.