---
product_id: 2239804
title: "WEAVER Base Top Mount - 90"
brand: "weaver"
price: "S$21"
currency: SGD
in_stock: true
reviews_count: 13
category: "Weaver"
url: https://www.desertcart.sg/products/2239804-weaver-base-top-mount-90
store_origin: SG
region: Singapore
---

# Secure, adjustable mounting Precision-machined fit Durable aluminum strength WEAVER Base Top Mount - 90

**Brand:** weaver
**Price:** S$21
**Availability:** ✅ In Stock

## Summary

> 🎯 Lock in Precision, Own the Outdoors

## Quick Answers

- **What is this?** WEAVER Base Top Mount - 90 by weaver
- **How much does it cost?** S$21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/2239804-weaver-base-top-mount-90)

## Best For

- weaver enthusiasts

## Why This Product

- Trusted weaver brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rock-Solid Stability:** Bolts on securely to keep your scope locked in place, eliminating wobble and enhancing accuracy.
- • **Rugged Aluminum Construction:** Built to withstand harsh outdoor conditions while maintaining lightweight durability.
- • **Trusted by Pros & Enthusiasts:** A classic choice with a 4.7-star rating and proven reliability in the field.
- • **Precision-Machined for Perfect Fit:** Engineered to tight tolerances ensuring seamless compatibility with Marlin 39A and similar models.
- • **Detachable & Adjustable Rings Ready:** Designed for versatile scope setups, giving you ultimate customization and quick detach options.

## Overview

The WEAVER Base Top Mount - 90 is a high-quality, aluminum scope base designed for Marlin 39A round/octagon rifles. Precision-machined for a custom fit, it offers durable, lightweight strength and secure mounting for detachable and adjustable rings. Trusted by hunters and shooters alike, this classic mount ensures your optics stay rock-solid in any outdoor adventure.

## Description

Weaver detachable 48090 top mount scope base-90 Marlin 39A round/octagon. Hunting scopes mounts. Made of the highest quality materials

Review: Solid base mount. - Fit great on my Marlin 39a lever .22lr. Bolts right on and secures solid. Very basic looking.
Review: Henry Homesteader - It's Weaver what would you expect, Great fit for my Henry Homesteader

## Features

- Long lasting and built for the outdoors
- Top mount aluminum base
- Machined to tight tolerances for a custom fit
- For detachable and adjustable rings
- Aluminum bases offer maximum strength for rings to hold tight

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000GU9NG6 |
| Best Sellers Rank | #164,869 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #341 in Airsoft Gun Scope Mounts |
| Brand Name | WEAVER |
| Color | Gloss Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (674) |
| Date First Available | October 19, 2006 |
| Item Dimensions LxWxH | 8 x 3.5 x 0.25 inches |
| Item Package Dimensions L x W x H | 7.13 x 3.39 x 0.43 inches |
| Item Weight | 1.6 ounces |
| Manufacturer | Vista Outdoor Sales LLC |
| Material | Aluminum |
| Model Name | Weaver Top Mount Scope Base |
| Number of Items | 1 |
| Package Weight | 0.06 Kilograms |
| Part Number | 48069 |
| Size | 63B |
| Style | Classic |
| Suggested Users | unisex-adult |

## Images

![WEAVER Base Top Mount - 90 - Image 1](https://m.media-amazon.com/images/I/21WgIQd379L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solid base mount.
*by M***R on January 1, 2026*

Fit great on my Marlin 39a lever .22lr. Bolts right on and secures solid. Very basic looking.

### ⭐⭐⭐⭐⭐ Henry Homesteader
*by L***O on October 29, 2025*

It's Weaver what would you expect, Great fit for my Henry Homesteader

### ⭐⭐⭐⭐⭐ Worked perfect on rossi and levtac r92
*by A***D on May 24, 2025*

Perfect fit for both rossi r92 in 454, and levtac r92 also in 454.

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**Shop now:** [https://www.desertcart.sg/products/2239804-weaver-base-top-mount-90](https://www.desertcart.sg/products/2239804-weaver-base-top-mount-90)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-22*