ToopMount Mount Rail Adapter 11mm Dovetail to 21mm Weaver Mount Base Slide Rail Extension Adapter 4 Slots Riser Rail

£6.79 (as of 10/20/2026 07:51 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The ToopMount Mount Rail Adapter converts an 11mm dovetail rail to a 21mm Weaver mount base. It is a practical choice for buyers who need a compact rail extension for 20mm Weaver accessories, with 4 screws and an Allen key included for fitting. Check your rail size and accessory compatibility before ordering.

SKU: B08NWW3NCB Category:

Quick Summary

The ToopMount Mount Rail Adapter is a rail adaptor for converting an 11mm dovetail rail to a 21mm Weaver rail. It is described as a solid but lightweight platform for optics, and it includes 4 slots, 4 screws, and an Allen key for installation.

Who It Is Best For

This adapter suits buyers who need to mount 20mm Weaver accessories onto an 11mm rail. It is a practical choice if you want a simple rail extension with the fitting parts included and prefer a compact setup.

What To Know Before You Buy

The adapter is designed for 11mm dovetail bases and 21mm Weaver top mounting. Check your rail size and accessory fit before ordering. It is described as manufactured from high grade aluminium alloy, with a weight of 87g.

Pros: Includes screws and an Allen key, which makes installation more straightforward.

Cons: You should confirm that your rail and accessory dimensions match the adapter before buying.

Common Buyer Questions

What does this rail adapter do?
It converts an 11mm rail to a 21mm Weaver mount base.

Does it fit 20mm Weaver accessories?
Yes, it is described as suitable for mounting 20mm Weaver accessories.

What is included in the package?
One adapter rail mount, one Allen wrench, and 4 screws are included.

Is installation made easier?
Yes, it comes with 4 screws and an Allen key for fixing.

What are the stated size details?
The length is 9cm, the width is 2.7cm with screws, and the height is 2cm.

Key Details

Rail fitBottom fits on an 11mm rail
Top rail21mm Weaver rail width
MaterialHigh grade aluminium alloy
Weight87g
Included items1 adapter rail mount, 1 Allen wrench, 4 screws
SizeLength 9cm, width 2.7cm with screws, height 2cm
Slots4 slots

Final Buying View

If you need a compact adapter to convert an 11mm dovetail rail to a 21mm Weaver mount, this ToopMount rail base gives you the key parts in one package. It is a straightforward option for buyers who want a simple rail extension with included fixing hardware. Check your rail size and accessory fit before ordering.

Brand

ToopMount

Manufacturer

ToopMount

Binding

Apparel

Product Group

Sports

EAN

0788402681606

UPC

788402681606

Model

MZJ-RAL-0099-N

Warranty

1 year manufacturer

Color

Matte black

Product Dimensions

3.54 x 1.06 x 0.79 inches

Item Weight

0.07 pounds

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