(Repairs, Compliance, Customization and Upgrades)


At Whittaker Arms, we’re not just your go-to destination for firearm purchases or transfers; we’re also a licensed Gunsmith, fully equipped to meet all your firearm-related needs.  Whether you require compliance work to ensure your firearm is legal; or you have a firearm that needs to be tweaked or repaired; or you just want to customize or upgrade your firearm to make it perfect just for you; Whittaker Arms is your one stop shop for all of your firearm needs.

Below are some of the services that we offer.  If you have a firearm that needs some help or you are just in the market for a new or used firearm; do not hesitate to give us a call.

Whittaker Arms Gunsmithing Services

Compliance Work:

When it comes to purchasing or transferring a firearm in NJ, the first rule is to make sure it is legal in NJ.  At Whittaker Arms, we can handle all of your Compliance work including:

  • Magazine modifications
  • Pin and weld muzzle brake
  • Bayonet lug removal
  • Pin Stock
  • Other Stock modifications
  • Castle Nut Staking
  • Any other compliance work necessary to make your firearm legal


Repairs, Customizations & Upgrades

  • All types of Repairs
  • Feed problems / corrections
  • Detailed Cleaning & Oiling
  • Misc. Maintenance
  • Optics / Red Dots Mounted
  • Sight & Scope Installations / Adjustments
  • Trigger Installations / Adjustments
  • Rail Installations
  • Swivel Sling Installations
  • Recoil Pad Installations
  • Custom Builds
  • Cerakoting
  • …and more