If you have any questions - please call or TEXT (preferred) our sales # at (715) 271-8361. You can also email us at [email protected]


YOU CAN VIEW/PURCHASE ONE OF OUR BUILDER'S SETS FROM OUR WEBSITE BY CLICKING HERE!
Must SHIP To Your FFL!!!

Our GENESIS-15 AR15 Builder's Sets are now available! These beautiful builder's sets are the perfect choice for your next precision build, competition, duty use or range toy and it will look beautiful on display in your gun room or in your safe! These builder sets feature our Enhanced Lower Receiver paired with hand-selected forged upper receiver for a tight fit and your choice of our next generation MLOK Free Float Handguard from 5.5" all the way up to 15"! If you're looking to build a HIGH quality AR15 rifle or pistol without spending thousands - THIS builder's set is the perfect choice!

Lower Features:

  • Precision Machined 7075-T6 Aluminum Lower Receiver
  • Threaded Bolt Catch Hold (Includes Screw)
  • Threaded Takedown Spring Hole (Includes Set Screw)
  • Threaded Grip For Upper Tension Screw (Includes Screw)
  • Compatible with Mil-Spec Components and Most Aftermarket Parts
  • Type 3 Class 2 Hardcoat Anodized
  • M4 Cut Fire Control Group Pocket
  • Model: GEN15
  • Caliber: MULTI
  • Bullet Pictograms For Safe/Fire/Full Auto
  • Old Testament Firearms Logo Rollmark
  • Made In The USA

Upper Features:

  • Indivdually Hand Inspected/Selected For Tight Fit with Lower Receiver
  • Precision Machined 7075-T6 Forged Aluminum Receiver
  • M4 Feed Ramps
  • Hard Coat Anodized Black
  • Made In The USA

Handguard Features:

  • Precision Machined 6061-T6 Aluminum
  • Full Length Picatinny Top Rail
  • MLOK Attachment Slots on 7 Sides
  • NON-Indexing Steel Barrel Nut
  • Anti-Rotation Tabs
  • 1.375" Inner Diameter
  • Dimensions
    • 5.5" overal length - 9.8oz
    • 7.2" overal length - 11.0oz
    • 9.0" overal length - 12.3oz
    • 9.8" overal length - 12.8oz (Classified as 10" For Builders Sets/Reference)
    • 13.0" overal length - 15.0oz
    • 15.0" overal length - 16.4oz






6" 300 Blackout Freedom Cricket Complete Upper - CLICK FOR SALE PRICE

5" 5.56 NATO Freedom Cricket Complete Upper - CLICK FOR SALE PRICE




We ALSO Build Custom AR15, AR9 and AR10 Style Rifles/Pistols as well as stock several different options! Please call (715) 271-8361 or email: [email protected] for price quote!


If you have any questions - please call or TEXT (preferred) our sales # at (715) 271-8361. You can also email us at [email protected]

 

We also encourage you to follow us on Social Media:

Facebook.com/OTFirearms

Instagram.com/OTFirearms