If you’re trying to get the JAK Maglift Kit for the Haymaker shotgun inCall of Duty: Modern Warfare 3, you aren’t alone. It’s a newly available Conversion Kit that drastically improves the weapon. Fortunately, unlocking it is very easy, though it can be a bit time-consuming.
How to unlock the JAK Maglift Kit for the Haymaker
To unlock theJAK Maglift Kit for the Haymakershotgun inModern Warfare 3, just complete five weekly challenges from the week three list. Seven challenges are available starting this week, so you can skip the two that look the least pleasant. Additionally, if you’re running behind this week or just don’t have the time, these challenges can be completed in the future.
Most of the challenges are as easy as equipping the correct item and playing the game as you normally would. For example, the barebones kills with the Haymaker shotgun challenge simply require you to get 30 killswithout using attachmentson the gun. Though it’ll be a little underpowered, it should take you just a few short matches to finish.

Here are the available week three challenges:
What is the JAK Maglift Kit?
The JAK Maglift Kit is aConversion Kitfor the Haymaker shotgun. It adds “a new binary trigger and reinforced magwell to accommodate the extra large .410 drum magazine.” In other words, it lets you shoot a lot of bullets without reloading. Many players are jumping on these challenges to get this Conversion Kit, as it turns the Haymaker into a powerful (and possibly meta) close-quarters option.








