• Made from 8620 heat treated steel
  • Enlarged control surfaces for positive engagement
  • Lightweight but robust design
  • Raised "T-shaped" heel provides positive and distinctive control surface for locking bolt back
  • Compatible with Norgon Ambi-Catch without interference
  • Single Side Safety Selector (0°-90° SEMI AUTO)
  • One-piece lightweight fluted Enhanced Magazine Catch
  • Shorter threaded pin on magazine catch to reduce installed magazine button profile
  • Elegant tapered control surface and skeletonized design
  • Bold horizontal and diagonal serrations


  • Material: 8620 heat treated steel
  • Finish: Manganese phosphate black
  • Weight:
    • Bolt Catch: 0.39 oz.
    • Safety Selector: 0.6 oz.
    • Magazine Catch: 0.28 oz.


  • All Mil-Spec AR-15 lower receivers and most billet receivers


  • 1x Battlearms Enhanced Magazine Catch (BAD-EMC-IC)
  • 1x Battlearms Enhanced Bolt Catch (BAD-EBC-IC)
  • 1x Battlearms Enhanced Single Sided Safety Selector (BAD-E4S-IC)


When you build an custom AR you want everything to be right. A custom AR should fit the shooter right to the last screw. When it’s time to choose your AR-15 lower receiver parts you would probably be happier with an enhanced parts than military standard parts. Battle Arms Development has made a reputation on improving components that have been long overlooked by others in the industry. With the introduction of the Battle Arms Development Enhanced Lower Receiver Parts, they’ve taken the center out of the target again.

Battle Arms Development Enhanced Lower Parts

This new Battlearms 3-Piece Enhanced Lower Parts Kit installs easily and includes features that improve performance for every shooter. The BAD-EBC is a fully redesigned AR-15 Bolt Catch which makes every lower a better piece of equipment. The contact surfaces of these Enhanced Parts are much larger than standard control surfaces and feature machine textured surfaces for solid contact and operation. The unique shape and skeletonized design make this one a winner. Contact surfaces are much larger than those of Mil-Spec parts without adding weight and the distinct heel shape gives the shooter no-look confidence for faster operation in the field.

This isn’t a cheap cast piece that will fail due to porosity. Every Battle Arms Development Enhanced Parts are made from 8620 heat treated steel for real durability and dependability.

Battle Arms Development Enhanced Bolt Catch Plays Well With Others

The design of Battle Arms Development’s Enhanced Bolt Catch is versatile, fully compatible with the Norgon Ambi-Catch and will allow for the addition of future add-on products without issue. BAD recognizes that every shooter is different and that we all want the best components. They won’t tie you down to the current configuration.

When you need enhanced custom parts for your AR-15, choose the Battlearms 3-Piece Enhanced Lower Parts Kit. Another advanced component made in America by Battle Arms Development.

Have a question?

Ask an Expert