Choose product options to view specs.
Compressor Billet Upper Receiver
"ST Compressor" Marked
Picatinny Rail Vent Holes
7075 T6 Construction
Forward Assist
"Made In USA" Ejection Port Door
Ejection Port Door Spring
Ejection Port Door Rod
Integral Rail Mount
Titanium Barrel Nut
8.1" Premium Barrel
1/7 Twist Rate
5/8 X 24 Thread Pitch for Muzzle
300 Black Out Chamber
.750 Gas Block Seat
M4 NIB Coated Feed Ramps
Black Nitride In and Out
Radial Fluting
9" BAR2 Rail
6061 T6 Rail
Continuous Top Rail
Free Floating 1 Piece
Q.D. Attachment Points
Stainless Steel Heat Shield
Low Profile Gas Block
Solid Billet Steel
.750 I.D.
Built in Heat Sinks
Pistol Gas Tube
Black Nitride Inside and Out
Gas Tube Roll Pin
Copper Heat Sink
Charging Handle
Radian Raptor-SD 5.56
Mil-Spec Type 3 Coating
Light Weight Nickel Boron M16 Complete BCG
Nickel Boron Plated
Holes for Reduced Weight (-1oz)
Laser Engraved with ST Spider logo
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
H.V.S. Suppressor Mount
Direct Threads for Suppressor
416 Stainless Steel
Black Nitride Finish
Ported 360 Degrees
S.T. Billet Sights
7075 T6 Construction
Alloy Small Parts
Sliding Dual Aperture
Gen II Billet Lower
Raised Spider Logo
Raised Bullet Pictogram Selector Markings
7075 T6 Billet Receiver
Multi Caliber
MIL-A-8625F Type III Class 2 Hard Coat Anodized Finish
Low Shelf, RDIAS Compatible
Proprietary Ambidextrous Controls
Built in Trigger Guard
KNS Mod ST Anti Rotation Pins
Lower Parts
Nickel Boron Trigger Group
Light Weight Hammer
JP Low Power Hammer Spring
Battle Arms Safety
Magpul Black MOE Grip
Billet Magazine Release Button
6-Position Mil-Spec Buffer Tube, Castle Nut, S.T. Latch Plate
17-7 Stainless Buffer Spring
ST-T3 Buffer
Magpul Black CTR Stock With Extended Butt Pad
LRS-2
Suppressor Rating: 27-31 dB (Sound Reduction)
Mount Type: Modified Reflex
Baffle Stack: Vacuum brazed assembly nitride finished
Baffle Material: Proprietary high temperature alloy
Body Material: Titanium
Exterior Finish: Titanium Matte Anodized Finish
Versatility: Can be used on .308 and smaller
Outside Diameter: 1.6”
Length: 5.25”
(Rifle includes Spike's Soft case, Pmag, and manual)
Weight: |
Rifle, No Can- 5lb 15oz |
|
Suppressor- 1lb 6oz
|
Length: |
Position 1 No Can- 25" |
|
Position 6 No Can- 28" |
|
Position 1 w/ Can- 30 3/4" |
|
Position 6 w/ Can- 33 3/4" |
Compressor Billet Upper Receiver
"ST Compressor" Marked
Picatinny Rail Vent Holes
7075 T6 Construction
Forward Assist
"Made In USA" Ejection Port Door
Ejection Port Door Spring
Ejection Port Door Rod
Integral Rail Mount
Titanium Barrel Nut
8.1" Premium Barrel
1/7 Twist Rate
5/8 X 24 Thread Pitch for Muzzle
300 Black Out Chamber
.750 Gas Block Seat
M4 NIB Coated Feed Ramps
Black Nitride In and Out
Radial Fluting
9" BAR2 Rail
6061 T6 Rail
Continuous Top Rail
Free Floating 1 Piece
Q.D. Attachment Points
Stainless Steel Heat Shield
Low Profile Gas Block
Solid Billet Steel
.750 I.D.
Built in Heat Sinks
Pistol Gas Tube
Black Nitride Inside and Out
Gas Tube Roll Pin
Copper Heat Sink
Charging Handle
Radian Raptor-SD 5.56
Mil-Spec Type 3 Coating
Light Weight Nickel Boron M16 Complete BCG
Nickel Boron Plated
Holes for Reduced Weight (-1oz)
Laser Engraved with ST Spider logo
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
H.V.S. Suppressor Mount
Direct Threads for Suppressor
416 Stainless Steel
Black Nitride Finish
Ported 360 Degrees
S.T. Billet Sights
7075 T6 Construction
Alloy Small Parts
Sliding Dual Aperture
Gen II Billet Lower
Raised Spider Logo
Raised Bullet Pictogram Selector Markings
7075 T6 Billet Receiver
Multi Caliber
MIL-A-8625F Type III Class 2 Hard Coat Anodized Finish
Low Shelf, RDIAS Compatible
Proprietary Ambidextrous Controls
Built in Trigger Guard
KNS Mod ST Anti Rotation Pins
Lower Parts
Nickel Boron Trigger Group
Light Weight Hammer
JP Low Power Hammer Spring
Battle Arms Safety
Magpul Black MOE Grip
Billet Magazine Release Button
6-Position Mil-Spec Buffer Tube, Castle Nut, S.T. Latch Plate
17-7 Stainless Buffer Spring
ST-T3 Buffer
Magpul Black CTR Stock With Extended Butt Pad
MRS-2
Suppressor Rating: 16-20 dB (Sound Reduction)
Mount Type: Modified Reflex
Baffle Stack: Vacuum brazed assembly nitride finished
Baffle Material: Proprietary high temperature alloy
Body Material: 416 Stainless Steel Bar Stock
Exterior Finish: Heat Treated and Black Nitride Finished
Exterior ball dimpled for heat dissipation
Versatility: Can be used on .308 and smaller
Outside Diameter: 1.6”
Length: 5.25”
(Rifle includes Spike's Soft case, Pmag, and manual)
Weight: |
Rifle, No Can- 5lb 15oz |
|
Suppressor- 1lb 3oz
|
Length: |
Position 1 No Can- 25" |
|
Position 6 No Can- 28" |
|
Position 1 w/ Can- 26 1/4" |
|
Position 6 w/ Can- 29 1/4" |
Compressor Billet Upper Receiver
"ST Compressor" Marked
Picatinny Rail Vent Holes
7075 T6 Construction
Forward Assist
"Made In USA" Ejection Port Door
Ejection Port Door Spring
Ejection Port Door Rod
Integral Rail Mount
Titanium Barrel Nut
8.1" Cold Hammer Forged Barrel
1/7 Twist Rate
1/2 X 28 Thread Pitch for Muzzle
5.56 Nato Chamber
.750 Gas Block Seat
M4 NIB Coated Feed Ramps
Black Nitride In and Out
Radial Fluting
9" BAR2 Rail
6061 T6 Rail
Continuous Top Rail
Free Floating 1 Piece
Q.D. Attachment Points
Stainless Steel Heat Shield
Low Profile Gas Block
Solid Billet Steel
.750 I.D.
Built in Heat Sinks
Pistol Gas Tube
Black Nitride Inside and Out
Gas Tube Roll Pin
Copper Heat Sink
Charging Handle
Radian Raptor-SD 5.56
Mil-Spec Type 3 Coating
Light Weight Nickel Boron M16 Complete BCG
Nickel Boron Plated
Holes for Reduced Weight (-1oz)
Laser Engraved with ST Spider logo
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
H.V.S. Suppressor Mount
Direct Threads for Suppressor
416 Stainless Steel
Black Nitride Finish
Ported 360 Degrees
S.T. Billet Sights
7075 T6 Construction
Alloy Small Parts
Sliding Dual Aperture
Gen II Billet Lower
Raised Spider Logo
Raised Bullet Pictogram Selector Markings
7075 T6 Billet Receiver
Multi Caliber
MIL-A-8625F Type III Class 2 Hard Coat Anodized Finish
Low Shelf, RDIAS Compatible
Proprietary Ambidextrous Controls
Built in Trigger Guard
KNS Mod ST Anti Rotation Pins
Lower Parts
Nickel Boron Trigger Group
Light Weight Hammer
JP Low Power Hammer Spring
Battle Arms Safety
Magpul Black MOE Grip
Billet Magazine Release Button
6-Position Mil-Spec Buffer Tube, Castle Nut, S.T. Latch Plate
17-7 Stainless Buffer Spring
ST-T3 Buffer
Magpul Black CTR Stock With Extended Butt Pad
LRS-1
Suppressor Rating: 30-34 dB (Sound Reduction)
Mount Type: Modified Reflex
Baffle Stack: Vacuum brazed assembly nitride finished
Baffle Material: Proprietary high temperature alloy
Body Material: Titanium
Exterior Finish: Titanium Matte Anodized Finish
Outside Diameter: 1.5”
Length: 9.25”
(Rifle includes Spike's Soft case, Pmag, and manual)
Weight: |
Rifle, No Can- 5lb 15oz |
|
Suppressor- 1lb 7oz
|
Length: |
Position 1 No Can- 25" |
|
Position 6 No Can- 28" |
|
Position 1 w/ Can- 30 3/4" |
|
Position 6 w/ Can- 33 3/4" |
Compressor Billet Upper Receiver
"ST Compressor" Marked
Picatinny Rail Vent Holes
7075 T6 Construction
Forward Assist
"Made In USA" Ejection Port Door
Ejection Port Door Spring
Ejection Port Door Rod
Integral Rail Mount
Titanium Barrel Nut
8.1" Cold Hammer Forged Barrel
1/7 Twist Rate
1/2 X 28 Thread Pitch for Muzzle
5.56 Nato Chamber
.750 Gas Block Seat
M4 NIB Coated Feed Ramps
Black Nitride In and Out
Radial Fluting
9" BAR2 Rail
6061 T6 Rail
Continuous Top Rail
Free Floating 1 Piece
Q.D. Attachment Points
Stainless Steel Heat Shield
Low Profile Gas Block
Solid Billet Steel
.750 I.D.
Built in Heat Sinks
Pistol Gas Tube
Black Nitride Inside and Out
Gas Tube Roll Pin
Copper Heat Sink
Charging Handle
Radian Raptor-SD 5.56
Mil-Spec Type 3 Coating
Light Weight Nickel Boron M16 Complete BCG
Nickel Boron Plated
Holes for Reduced Weight (-1oz)
Laser Engraved with ST Spider logo
High Pressure Tested (HPT)
Magnetic Particle Inspected (MPI)
H.V.S. Suppressor Mount
Direct Threads for Suppressor
416 Stainless Steel
Black Nitride Finish
Ported 360 Degrees
S.T. Billet Sights
7075 T6 Construction
Alloy Small Parts
Sliding Dual Aperture
Gen II Billet Lower
Raised Spider Logo
Raised Bullet Pictogram Selector Markings
7075 T6 Billet Receiver
Multi Caliber
MIL-A-8625F Type III Class 2 Hard Coat Anodized Finish
Low Shelf, RDIAS Compatible
Proprietary Ambidextrous Controls
Built in Trigger Guard
KNS Mod ST Anti Rotation Pins
Lower Parts
Nickel Boron Trigger Group
Light Weight Hammer
JP Low Power Hammer Spring
Battle Arms Safety
Magpul Black MOE Grip
Billet Magazine Release Button
6-Position Mil-Spec Buffer Tube, Castle Nut, S.T. Latch Plate
17-7 Stainless Buffer Spring
ST-T3 Buffer
Magpul Black CTR Stock With Extended Butt Pad
MRS-1
Suppressor Rating: 18-22 dB (Sound Reduction)
Mount Type: Modified Reflex
Baffle Stack: Vacuum brazed assembly nitride finished
Baffle Material: Proprietary high temperature alloy
Body Material: 416 Stainless Steel Bar Stock
Exterior Finish: Heat Treated and Black Nitride Finished
Exterior ball dimpled for heat dissipation
Outside Diameter: 1.6”
Length: 5.25”
(Rifle includes Spike's Soft case, Pmag, and manual)
Weight: |
Rifle, No Can- 5lb 15oz |
|
Suppressor- 1lb 3oz
|
Length: |
Position 1 No Can- 25" |
|
Position 6 No Can- 28" |
|
Position 1 w/ Can- 26 1/4" |
|
Position 6 w/ Can- 29 1/4" |