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No modification required. Material: made of aircraft grade aluminum alloy and black hard coat anodize finish, sturdy & durable. Perfect match: 21mm dovetail to picatinny rail adapter with 9 slots is suitable for installing Picatinny or Weaver standard sights, red dots or other accessories.

If you have any questions or don't know how to use that please Feel free to contact us. Built in butt tip and 3 clamping screws for increased clamping power on spring air guns.



1. Ulightfire
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Ulightfire Tactical Extension Rail Mount High Riser Base Converter for 20mm Picatinny/Weaver Rail for Riflescopes Airsoft GunsLow-Profile
#adUlightfire #ad - It's possible to install it on a 20 mm dovetail rail with the wrench attached. Material: aluminum alloy; size: 145 x 38 x 18 mm ;Weight: Approx 77 g.More information #ad
To your equipments. 20 mm width extension rail mount is suitable for attaching a flashlight, dot site, scope etc. Made with lightweight aluminum precisely, light weight and durability is guaranteed.Brand | Ulightfire #ad |
Manufacturer | Ulightfire #ad |
Height | 0.35 Inches |
Length | 3.94 Inches |
Width | 0.83 Inches |
More information #ad
2. Lion Gears
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13.78" Long, 34 Slots, Black, BM3405EXBT, Complete with Steel Nut and Thumb Bolt, Lion Gears BridgeMount Rail Tactical Picatinny Cantilever .5" Riser
#adLion Gears #ad - System oriented design with under the rail opening-build a flexible and compact mounting System. Precision machined solid aircraft grade aluminum with hard Anodizing for tight tolerance and durability.More information #ad
See-thru design with Pica tinny/Weaver mounting base. Robust and lightweight design with steel-to-steel connection between thumb bolt and locking nut plate.Brand | Lion Gears #ad |
Manufacturer | Lion Gears Inc. #ad |
Part Number | BM3405EXBT |
Model | BM3405EXBT |
Warranty | Product with trade mark |
More information #ad
3. Fyland
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Tactical High Profile Picatinny Weaver Rail Flat Top Mount Adaptor and Riser for Scopes and Optics, 0.94" H x 5.7" L, 14 Slots, Fyland Riser Mount
#adFyland #ad - 5. 7 inches in length with 14 picatinny rail slots, Picatinny rail mount will accommodate red dots, and optics, flashlight or laser sight. Thumb tightening System and locking plate for easy and quick installation.More information #ad
Dimensions: 5. 7 by 065 by 1. 21 inches l x W x H. Precision machined from aircraft aluminum with matte black anodizing, 5. 1 ounces in weight, lighter and more rigid than ever. High profile 096 inch high riser mount, allows for sight clearance over front sights.Brand | Fyland #ad |
Manufacturer | Fyland #ad |
Height | 0.94 Inches |
Length | 5.7 Inches |
Width | 0.65 Inches |
Part Number | FY69003100506272 |
More information #ad
4. ACEXIER
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ACEXIER Tactical Extened High Riser Base Flat Top 145mm 14 Slots for 20mm Picatinny/Weaver Rail Mount Hunting
#adACEXIER #ad - Rail size: 20mm*145mm. See through design allows you to aim with the Rifle's Iron Sight even with a Scope installed. Quick release nut allows instant attach & detach action.More information #ad
Full metal construction, military style Non-reflective black matt, low weight and high strength. For scope and Flashlight with 11mm weaver.Brand | ACEXIER #ad |
Manufacturer | ACEXIER #ad |
Part Number | AT092-CA |
More information #ad
5. TufForce
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TufForce MT-1R7E13L 1/2-Inch Extension Riser Mount 13 slots, 135mm/ 6-Inch
#adTufForce #ad - 6061-t6 aircraft graded aluminum, polished hard anodized finish, Black. Tufforce 1/2" profile extension riser Mount, 20 Slots, Overall 210 mm / 8. 25". Hollow design as show, 75 mm/ 3" long base with two M5 screws & nuts,. Extension length 13 slots, 135mm / 5. 2".More information #ad
Brand | TufForce #ad |
Manufacturer | TufForce #ad |
Height | 1 Inches |
Length | 10 Inches |
Width | 4 Inches |
Part Number | MT-1R7E13L |
More information #ad
6. dophee
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Dophee 11mm to 20mm Dovetail Picatinny Weaver Rail Extension Adapter Scope Mount Base
#addophee #ad - Easy to install: dovetail to picatinny Rail Adapter comes with a allen wrench, the side screws can be loosened, easy to install through dovetail mount.No modification required. Material: made of aircraft grade aluminum alloy and black hard coat anodize finish, sturdy & durable. Perfect match: 21mm dovetail to picatinny rail adapter with 9 slots is suitable for installing Picatinny or Weaver standard sights, red dots or other accessories.
More information #ad
Package list: 1pc dovetail rail 11mm to 20mm Adapter and 1Pc Allen Wrench. Convert 11mm dovetail to 21mm picatinny rail - 2. 94 inches length at the base, the picatinny rail extends 3. 94 inches allowing for more flexible optics placement. It's very stable and will not tilt.Brand | dophee #ad |
Manufacturer | Fire Wolf #ad |
Part Number | 796RK |
More information #ad
7. 360 Tactical
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360 Tactical – Scope Rail Adapter Riser Dovetail to Weaver- 11 Slots
#ad360 Tactical #ad - Our team will help you as soon as they can. Made of aircraft grade aluminum alloy with a matte black finish. Ideal for use on rifles, air pistols, and crossbows with dovetail rails converts dovetail base to Weaver / Picatinny tactical rail.If you have any questions or don't know how to use that please Feel free to contact us. Built in butt tip and 3 clamping screws for increased clamping power on spring air guns.
More information #ad
Ideal for use on rifles, air pistols, and crossbows with dovetail rails converts dovetail base to Weaver / Picatinny tactical rail. Customer care:- customer satisfaction is priority. We are providing 24/7 Customer Service to the Buyers. Machined aluminum Alloy in Flat Black Finish.Brand | 360 Tactical #ad |
Manufacturer | Three-T-Trading #ad |
More information #ad
8. Ulightfire
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Ulightfire Extension Rail Mount Rail Adapter from 11mm to 20-21mm
#adUlightfire #ad - Made with lightweight aluminum precisely, light weight and durability is guaranteed. 20mm width rail connector. Material: aluminum alloy; size: approx125 x 22 x 17 mm ;Weight: Approx 62 g. It's possible to install it on a 11 mm dovetail rail with the wrench attached.More information #ad
Brand | Ulightfire #ad |
Manufacturer | Ulightfire #ad |
Height | 0.35 Inches |
Length | 3.94 Inches |
Width | 0.83 Inches |
More information #ad
9. DB TAC INC
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DB TAC 11mm Dovetail Extension to 20mm Weaver Picatinny Adapter Riser Rail Mount Base
#adDB TAC INC #ad - 11mm dovetail extension to 20mm Weaver Picatinny Adapter Riser Rail Mount Base. Base attaches to dovetail converted to weaver. Material: High Quality Aluminum.More information #ad
Brand | DB TAC INC #ad |
Manufacturer | DB TAC INC #ad |
Part Number | DB TAC INC |
More information #ad
10. Higoo
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Dovetail Adapter to Extension Weaver Picatinny Rail Scope Mount Adapter, Higoo® 20mm to 11mm Weaver Picatinny Base
#adHigoo #ad - Op picatinny rail width: 11mm 043" approx. Dovetail rail extension. All matte Black finish. Fits dovetail 11mm rail. Material: aluminum alloy. Can be used to convert 20mm to 11mm. Bottom dovetail rail width: 20mm 078" approx. Sometime can be see through. Length: 58mm 2. 28" approx.More information #ad
Brand | Higoo #ad |
Manufacturer | Higoo #ad |
More information #ad