Adv Arms Conversion Kit for LE20-21 with Bag
$260.80
Transform your Glock 20/21 into a versatile rimfire platform with the Advantage Arms Conversion Kit, designed for seamless operation and maximum efficiency. This high-quality kit allows you to switch from centerfire to rimfire ammunition effortlessly, making it an essential addition for any firearms enthusiast looking to enhance their shooting experience.
11 in stock
The Advantage Arms Conversion Kit converts Glock 20, 21, 20SF, and 21SF pistols to .22 LR. It features a 4.6-inch barrel and black finish.
The kit comes with one 10-round magazine and a range bag.
- Manufacturer: Advantage Arms
- Category: Upper Receivers & Conversion Kits
- Caliber: .22 LR
- Barrel Length: 4.6 inches
- Fits: Glock 20, 21, 20SF, and 21SF
- Finish: Black
- Capacity: 10 rounds
- Magazine Quantity: 1
- Included: Range bag
- Manufacturer Part Number: AACLE20-21
- UPC: 094308000107
| Weight | 2.000 lbs |
|---|---|
| Dimensions | 10.500 × 7.750 × 3.000 in |
| Manufacturer | Advantage Arms |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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