- Main Valve O-Ring
- 4mm Steel Bearing
- BB Retention O-Ring
A Repair Kit for Madbull 40mm Green Gas Moscart, is the perfect kit to repair your Madbull brand grenades.
Here at Patrol Base we ship all around world, with delivery not only to the UK, but to most of the EU and select Worldwide locations as well. We provide a working day by road service via our handpicked courier services, simply buy your Airsoft guns with us and we'll have them delivered directly to your door.
For more information and to see the country we deliver please check out our Delivery Information Page.
Below are some rough postage prices for orders. Please note these are subject to change, and are only a rough guide. For more accurate postage estimate please use the Postage Calculator at the basket.
UK Next Day
Highlands / Islands
* Please note that Scottish Highlands, Islands and EU post prices can vary wildly. Prices range from £8.99, up to £29.99, so please ensure you refer to the Postage Calculator at the basket for the lowest possible price.
We want you to be absolutely happy with our products and services, so we provide the simple Patrol Base guarantee: if on receiving your item you are unhappy with your item for any reason then simply send it back to us. We will replace or refund the item.
You can return any item for any reason whatsoever, even if you have just changed your mind, within 14 days of receipt of the order. This is in addition to your rights under the Consumer Protection (Distance Selling) Regulations 2000.
For more information on returning products, and how to do it please visit our Returns Policy Page.
The kit comes with high quality O-ring and 4mm steel ball bearing, easily enough to rebuild two release valves! The set is idea for those who regally use Moscarts, and can be kept in a kit bag or toolbox without the parts going missing!
- Recommended for Madbull Moscarts / Grenades but parts may fit others
- Enough to rebuild 2 release valves
- 4 x Main valve O-ring
- 4 x Internal fill valve O-ring
- 4 x External fill valve O-ring
- 4 x BB Retention O-ring
- 8 x 4mm Steel bearing
Parts & Accessories Type
Maintainance, Grenades and Mines Parts,