---
product_id: 577838769
title: "FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes"
brand: "fsstud"
price: "96 zł"
currency: PLN
in_stock: true
reviews_count: 1
category: "Fsstud"
url: https://www.desertcart.pl/products/577838769-fsstud-50-pcs-red-rubber-bulb-caps-suction-ball-dropper
store_origin: PL
region: Poland
---

# Precise 35mm length Vibrant red for easy ID 50 durable rubber caps FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes

**Brand:** fsstud
**Price:** 96 zł
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate your lab game with precision and style!

## Quick Answers

- **What is this?** FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes by fsstud
- **How much does it cost?** 96 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/577838769-fsstud-50-pcs-red-rubber-bulb-caps-suction-ball-dropper)

## Best For

- fsstud enthusiasts

## Why This Product

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

## Key Features

- • **Vibrant Red Visibility:** Bright red color makes spotting and organizing effortless in busy labs
- • **Durable Rubber Material:** Flexible yet resilient rubber ensures long-lasting, leak-proof performance
- • **Versatile Compatibility:** Ideal for graduated tubes, droppers, pipettes, and transfer pipettes alike
- • **Precision Fit Guaranteed:** Sized perfectly (35mm length, 14.5mm large end) for secure pipette sealing
- • **Bulk Ready for Lab Efficiency:** 50-pack ensures you never run out during critical experiments

## Overview

This 50-piece set of red rubber bulb caps by FSSTUD offers a perfect fit for various laboratory glassware including graduated tubes and pipettes. Each cap measures 35mm in length with a large end diameter of 14.5mm, crafted from durable rubber to ensure secure, leak-proof use. Ideal for teaching labs and professional chemical environments, these vibrant red caps enhance visibility and organization while providing reliable performance.

## Description

FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes : desertcart.co.uk: Business, Industry & Science

Review: Work well, fit well. - Work well, fit well. Don't know why I had to buy so many.

## Features

- Material: rubber
- Size: length 35 mm; large end diameter 14.5 mm, small diameter 9 mm
- Packages: 50 pieces
- Can be used for teaching equipment and chemical laboratory glass equipment
- Great for all kinds of graduated tube, droppers, pipet, transfer pipette and so on

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | FSSTUD |
| Model Number | DHY0753R(50) |
| Colour | Red |
| Package Dimensions | 13.2 x 10.4 x 4.2 cm; 60 g |
| Item Weight | 60 g |

## Images

![FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes - Image 1](https://m.media-amazon.com/images/I/41EfxZdiorL.jpg)
![FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes - Image 2](https://m.media-amazon.com/images/I/41H4OucL4JL.jpg)
![FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes - Image 3](https://m.media-amazon.com/images/I/41iX0V1Ql+L.jpg)
![FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes - Image 4](https://m.media-amazon.com/images/I/41oaNQrdrtL.jpg)
![FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes - Image 5](https://m.media-amazon.com/images/I/51-TmX9gBBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Work well, fit well.
*by P***N on 10 June 2025*

Work well, fit well. Don't know why I had to buy so many.

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- FSSTUD 50 Pcs Red Rubber Bulb Caps Suction Ball Dropper Bulb Glass Pipette Replacement Bulb Laboratory Tool for Graduated Tubes
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**Shop now:** [https://www.desertcart.pl/products/577838769-fsstud-50-pcs-red-rubber-bulb-caps-suction-ball-dropper](https://www.desertcart.pl/products/577838769-fsstud-50-pcs-red-rubber-bulb-caps-suction-ball-dropper)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-03-20*