--- product_id: 222239947 title: "ACEXIER Excellent quality Dovetail W.eaver Picatinny Rail Adapter 11mm to 20mm Tactical Scope Extend Mount Adapter for Hunting" brand: "acexier" price: "VT9011" currency: VUV in_stock: true reviews_count: 3 category: "Acexier" url: https://www.desertcart.vu/products/222239947-acexier-excellent-quality-dovetail-w-eaver-picatinny-rail-adapter-11mm store_origin: VU region: Vanuatu --- # Converts 11mm dovetail to 20mm Picatinny rail 9-slot extended Picatinny rail for versatile mounting Aircraft-grade aluminum alloy ACEXIER Excellent quality Dovetail W.eaver Picatinny Rail Adapter 11mm to 20mm Tactical Scope Extend Mount Adapter for Hunting **Brand:** acexier **Price:** VT9011 **Availability:** ✅ In Stock ## Summary > 🎯 Elevate Your Aim with Precision and Power ## Quick Answers - **What is this?** ACEXIER Excellent quality Dovetail W.eaver Picatinny Rail Adapter 11mm to 20mm Tactical Scope Extend Mount Adapter for Hunting by acexier - **How much does it cost?** VT9011 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/222239947-acexier-excellent-quality-dovetail-w-eaver-picatinny-rail-adapter-11mm) ## Best For - acexier enthusiasts ## Why This Product - Trusted acexier brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Extended Mounting Flexibility:** 9-slot, 3.94-inch Picatinny rail extension provides ample space for scopes, red dots, and other tactical gear. - • **Low-Profile Tactical Advantage:** Slim 0.59-inch riser design maintains a sleek profile while enhancing your sightline and mounting options. - • **Seamless Compatibility Upgrade:** Effortlessly converts your 11mm dovetail rail to the industry-standard 20mm Picatinny rail, unlocking a world of tactical optics and accessories. - • **Precision Engineered Durability:** Crafted from aircraft-grade aluminum with a black hard coat anodize finish for unmatched strength and longevity. - • **Tool-Assisted Secure Installation:** Includes an Allen wrench and smart design with a vertical stop pin for rock-solid, shake-free mounting every time. ## Overview The ACEXIER Picatinny Rail Adapter transforms your 11mm dovetail mount into a versatile 20mm Picatinny rail, crafted from premium aircraft-grade aluminum alloy with a durable anodized finish. Featuring a 9-slot extended rail and low-profile riser, it offers flexible, secure mounting for scopes and tactical accessories, perfect for hunters and tactical enthusiasts seeking reliable performance and upgradeability. ## Description Features ： 100% Brand New and High Quality. Fits dovetail 11mm rail. Dovetail rail extension. Can be used to conver 11mm to 21mm. Sometime can be see through. Add the height of scope Great tool for hunting etc Specifications: Material: aluminum alloy Color: Black Length:100mm Riser:14.5mm Top Picatinny rail width: 21mm Bottom dovetail rail width:11mm Package includes: 1 x Dovetail Rail Extension 11mm to 21mm W.eaver Adapter 1 x Allen Wrench Review: Perfect fir for crosman phantom .22 break barrell air rifle - Bought this to fit night vision scope Night Vision Scope - MS32 Digital... https://www.desertcart.co.uk/dp/B0CP3K1RF6?ref=ppx_pop_mob_ap_share to my Crosman Phantom .22 breakbarrell air rifle. Does the job perfectly. Review: Perfect for converting my Crosman 2250B sight mounts to 20mm for a reflex sight. - This was exactly what I needed to convert the scope mounts of my Crosman 2250B from 11mm to 20mm so that I could fit a reflex sight instead of the scope. The build quality is nice and solid. The mount was easy to fit, works perfectly, and wasn't expensive. ## Features - 【Precision Material】The Picatinny rail mount is made of aircraft-grade aluminum alloy with a black hard coat anodize finish, sturdy & durable. - 【Convert 11mm Dovetail to 21mm Picatinny Rail】The rail adapter converts 11mm dovetail rail to widely used 20mm Picatinny rail for more flexible optics placement.2.94 inches length at the base, the picatinny rail extends 3.94 inches allowing for more flexible optics placement. - 【Suitable Mount Base】Rail adapter fit 11mm dovetail mounts. Base mount 3/8" to 7/8" converter adapter. Low profile 0.59" riser rail for scope. - 【9-Slots Long Rail】20mm top 9-slots picatinny rail has a length extention on the riser basis, allows for the mounting of picatinny or w.eaver standard scopes, red dots or other accessories. - 【Easy To Install and Note】Rail adaptor installs easily via dovetail mount and one vertical stop pin, attached allen wrench can help you to tight stable and no shaking. If the top of your dovetail groove is arch-shaped, when installing the product, you need to turn the removal plate 180 degrees and then install it on the rail, so that the product will not be cant. ## Technical Specifications | Specification | Value | |---------------|-------| | Color | Black | | Material type | Premium Out of Aircraft Grade Aluminum Alloy | | Number of items | 1 | | Batteries included? | No | | Brand | ACEXIER | | Manufacturer | ACEXIER | | Manufacturer reference | AT024-DE | | Package Dimensions | 9.8 x 8.2 x 1.8 cm; 70 g | | ASIN | B08FFRFNT7 | ## Images ![ACEXIER Excellent quality Dovetail W.eaver Picatinny Rail Adapter 11mm to 20mm Tactical Scope Extend Mount Adapter for Hunting - Image 1](https://m.media-amazon.com/images/I/51Ydt7cB7lL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect fir for crosman phantom .22 break barrell air rifle *by M***T on 22 January 2026* Bought this to fit night vision scope Night Vision Scope - MS32 Digital... https://www.amazon.co.uk/dp/B0CP3K1RF6?ref=ppx_pop_mob_ap_share to my Crosman Phantom .22 breakbarrell air rifle. Does the job perfectly. ### ⭐⭐⭐⭐⭐ Perfect for converting my Crosman 2250B sight mounts to 20mm for a reflex sight. *by C***W on 11 October 2025* This was exactly what I needed to convert the scope mounts of my Crosman 2250B from 11mm to 20mm so that I could fit a reflex sight instead of the scope. The build quality is nice and solid. The mount was easy to fit, works perfectly, and wasn't expensive. ### ⭐⭐⭐⭐⭐ Great converter *by N***S on 20 October 2025* Perfect for turning a dovetail rail into a weaver rail. The overhang gives more space to attach the accessory while allowing access underneath. ## Frequently Bought Together - ACEXIER Excellent quality Dovetail Weaver Picatinny Rail Adapter 11mm to 20mm Tactical Scope Extend Mount Adapter for Hunting - JASHKE Scope Mount Base 11mm to 20mm,11mm to 11mm Dovetail Picatinny Weaver 11mm Rail Convert Adapter - Vanguard Porta Aim Gun Rests --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/222239947-acexier-excellent-quality-dovetail-w-eaver-picatinny-rail-adapter-11mm](https://www.desertcart.vu/products/222239947-acexier-excellent-quality-dovetail-w-eaver-picatinny-rail-adapter-11mm) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-03*