# Aluminum screw cap for mini liquor bottles, 18–28 mm

> A food-grade aluminum screw cap in 18–28 mm (larger sizes up to 70 mm listed) for 50 ml mini liquor bottles and other spirits, wine and beverage bottles.

- Category: [Caps and closures](https://www.mars-glass-factory.com/products/closures/)
- Product reference: MG-1601763302733
- MOQ: 5,000 pcs
- Reference FOB price (2026-10): $0.04-0.18 per piece
- Neck finish: screw thread

## Overview

This aluminum screw cap is made for mini liquor bottles such as 50 ml spirits samples, in 18, 20, 22, 24 and 28 mm. Larger sizes of 38, 43, 53 and 70 mm are also listed for bigger bottles and jars. The caps are lightweight, food grade and designed to be leak-proof, pilfer-proof and easy to open.

Standard colors include white, black, silver, red, yellow, gold and matte black, and custom colors and logos are accepted. Free samples are available, and caps ship in cartons. The minimum order is 5,000 pcs. Use them on whiskey, vodka, tequila, wine and other beverage bottles. Send your bottle neck size or a sample and we will confirm the matching cap.

## Key points

- 18, 20, 22, 24 and 28 mm sizes
- Fits 50 ml mini liquor bottles
- Leak-proof and pilfer-proof
- Food-grade aluminum
- Custom colors and logo

## Specifications

| Property | Value |
| --- | --- |
| Type | Aluminum screw cap |
| Material | Aluminum, food grade |
| Size | 18 / 20 / 22 / 24 / 28 mm (38–70 mm also listed) |
| Feature | Leak-proof, pilfer-proof, non-refillable, easy open |
| Color | White, black, silver, red, yellow, gold, matte black or custom |
| Logo | Custom logo accepted |
| Samples | Free |
| Packing | Carton |
| Origin | Shanghai, China |

## FAQ

**What cap size fits a 50 ml mini liquor bottle?**

Mini bottles commonly use 18 mm, but it depends on the neck. Send your bottle spec and we will confirm the size with your quote.

**Are the caps food grade?**

Yes. The caps are listed as food-grade aluminum.

**Can we get custom colors?**

Yes. Several stock colors are available and custom colors and logos are accepted. The MOQ is 5,000 pcs.


Request a quote: https://www.mars-glass-factory.com/products/closures/aluminum-screw-cap-mini-liquor-bottle-18-28mm/#inquiry or email inquiry@mars-glass-factory.com