KG Defender 9mm 16" Conversion Kit With Stern Defense M&P Sig 320 250 Mag Adapter
Everything you need to convert a standard AR15 lower to fire 9mm using Smith and Wesson M&P or Sig 320 250 Magazines
If you are going to have the upper cerakoted, please allow takes 2-3 weeks for shipping.
Please note if Cerakote Option is chosen, only the upper and handguard will be cerakoted.
- 16" 4150 Salt Bath Nitride Vanadium 1x10 9mm Barrel
- Flat Top Upper with M4 Feed Ramps
- 14" 7075 T6 Aluminum Free Float M-Lok Hand Guard
- A2 Flash Hider 1/2x36 Thread
BCG is Hybrid 9mm Ramped Bolt Carrier QPQ Nitride Finish
Stern Defense Adapter has the LRBHO feature
- Standard Charging Handle
- 6oz 9mm Buffer
- Stern Defense ADMP9&40/P320 Mag Adapter
All Uppers are Head Spaced and Test Fired
Comes with KG's Lifetime Warranty: for details please see our Customer Service page or email us.
Please Note: Your order will be cancelled if you purchase a COMPLETE LOWER and a COMPLETE UPPER in the same order, even in Knock Down Condition. Please see our Shipping Policy page for a definition of "Knock Down Condition" and our Cancellation Policy.