Our STT-15L has been designed for those who participate in 3-gun, hunting, or any other shooting activity where weight is a concern.
The STT-15L Lower weighs 7.7 oz and accepts all Mil-Spec AR-15M16 components and lower parts kits.The STT-15L Upper weighs 6.9 oz and works with all Mil-Spec AR-15M16 components including all known handguard options currently available.
STT-15L Lite PILLAR Billet Lower ReceiverWe machine the STT-15L directly from a billet of 7075-T6 Aerospace Grade American Aluminum on our industry-leading CNC machinery. This process allows us to hold ultra-tight tolerances and make sure that the final product is comes out precisely as designed. The receiver is finished in Mil-Spec, MIL-A-8625 Type III Class II hard anodizing.
Lower Features:
Huge 1.38″ Integrally Machined Magazine Well Flare
San Tan Tactical Truss Pockets for Increased Structural Rigidity
Bullet Pictogram Safety Selector Markings
Shooter Ready Finger Rest
Oversized Winter Trigger Guard Perfect for Gloved Hands
Dowel Screw Assembly
Ultra-Grip Texture on All Controls
Backed by STT’s Unmatched Lifetime Warranty
Made in the USA
STT-15L Lite PILLAR Billet Upper Receiver
The STT-15L Lite Upper Receiver features the same design and characteristic as the standard STT-15 Upper; however, the STT-15L is significantly lighter in weight from other manufacturers. Also, by removing the forward assist, the weighted on this product is reduced even further. This stripped upper weighs a mere 6.9 ounces instead of the 8.2-ounce weight of the standard STT-15 Upper.
Upper Features:
San Tan Tactical Truss Pockets for Increased Structural Rigidity
Cut from a Single Billet 7075 -T6 Aerospace Grade Aluminum
Shell Deflector
Forward assist has been removed from upper to reduce weight
Machined in T Markings for Easy Optic Relocation
Machined with M4 Feed RampsMachined to Mil-Spec Standards
Interfaces with all AR15/M16/M4 Weapons Systems and Accessories
Mil-Spec Type III Class II Hard Coat Anodized Black
Lightweight- Weighs in at Only 6.9 Ounces
Compatible with a Multitude of Rail Manufacturers Anti-Rotation Tabs & Pins, Including Noveske NSR® Rail
Backed by STT’s Unmatched Lifetime Warranty
Made in the USA
Model: STT-15L-UPPER
Caliber: 5.56 NATO \ .223 REM, 300 BLACKOUT, 22LR, Multi-Cal
Action: Semi-Auto
Dimensions: Length: 7.69” Width: 1.490” Height: 4.015”
Material: Billet 7075-T651 Aerospace Grade Aluminum, Cast A-2 Tool Steel
Finish: Aluminum – Matte Black MIL-A-8625 Type III Hard Anodized, Steel – Black Oxide
Butt-Stock: Works with Any Mil-Spec or Commercial Buffer Tube and Stock.
Magazine Compatibility: The pillar is compatible with all STANAG pattern M16/AR15 magazines.
Component Compatibility: Works with All Mil-Spec AR-15\M16 Components*
*Excluding Proprietary Ambidextrous Controls
Our STT-15L has been designed for those who participate in 3-gun, hunting, or any other shooting activity where weight is a concern.
The STT-15L Lower weighs 7.7 oz and accepts all Mil-Spec AR-15M16 components and lower parts kits.The STT-15L Upper weighs 6.9 oz and works with all Mil-Spec AR-15M16 components including all known handguard options currently available.
STT-15L Lite PILLAR Billet Lower ReceiverWe machine the STT-15L directly from a billet of 7075-T6 Aerospace Grade American Aluminum on our industry-leading CNC machinery. This process allows us to hold ultra-tight tolerances and make sure that the final product is comes out precisely as designed. The receiver is finished in Mil-Spec, MIL-A-8625 Type III Class II hard anodizing.
Lower Features:
Huge 1.38″ Integrally Machined Magazine Well Flare
San Tan Tactical Truss Pockets for Increased Structural Rigidity
Bullet Pictogram Safety Selector Markings
Shooter Ready Finger Rest
Oversized Winter Trigger Guard Perfect for Gloved Hands
Dowel Screw Assembly
Ultra-Grip Texture on All Controls
Backed by STT’s Unmatched Lifetime Warranty
Made in the USA
STT-15L Lite PILLAR Billet Upper Receiver
The STT-15L Lite Upper Receiver features the same design and characteristic as the standard STT-15 Upper; however, the STT-15L is significantly lighter in weight from other manufacturers. Also, by removing the forward assist, the weighted on this product is reduced even further. This stripped upper weighs a mere 6.9 ounces instead of the 8.2-ounce weight of the standard STT-15 Upper.
Upper Features:
San Tan Tactical Truss Pockets for Increased Structural Rigidity
Cut from a Single Billet 7075 -T6 Aerospace Grade Aluminum
Shell Deflector
Forward assist has been removed from upper to reduce weight
Machined in T Markings for Easy Optic Relocation
Machined with M4 Feed RampsMachined to Mil-Spec Standards
Interfaces with all AR15/M16/M4 Weapons Systems and Accessories
Mil-Spec Type III Class II Hard Coat Anodized Black
Lightweight- Weighs in at Only 6.9 Ounces
Compatible with a Multitude of Rail Manufacturers Anti-Rotation Tabs & Pins, Including Noveske NSR® Rail
Backed by STT’s Unmatched Lifetime Warranty
Made in the USA
Model: STT-15L-UPPER
Caliber: 5.56 NATO \ .223 REM, 300 BLACKOUT, 22LR, Multi-Cal
Action: Semi-Auto
Dimensions: Length: 7.69” Width: 1.490” Height: 4.015”
Material: Billet 7075-T651 Aerospace Grade Aluminum, Cast A-2 Tool Steel
Finish: Aluminum – Matte Black MIL-A-8625 Type III Hard Anodized, Steel – Black Oxide
Butt-Stock: Works with Any Mil-Spec or Commercial Buffer Tube and Stock.
Magazine Compatibility: The pillar is compatible with all STANAG pattern M16/AR15 magazines.
Component Compatibility: Works with All Mil-Spec AR-15\M16 Components*
*Excluding Proprietary Ambidextrous Controls
