Industry Leading

Terminus Pre-Fit Barrels

DESIGNED FOR THE ENTHUSIAST

PROOF Research carbon fiber & steel pre-fit barrels for the Terminus Apollo, Zeus and Kratos actions come chambered and threaded for an easy install. Simply torque on, double check & ensure headspace with proper gauges and head to the range!

Pre-fit barrels that deliver shot for shot accuracy and performance - there is simply no better choice for the Terminus Apollo, Zeus, and Kratos actions than our carbon fiber & steel pre-fit barrels.

Terminus Pre-Fit

Carbon Fiber

Lightweight

Up to 64% lighter than traditional steel barrels of similar contour.

Extreme Temperature Resistance

Improved heat dissipation for cooler and longer lasting barrels.

Unprecedented Durability

Wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin.

Check Compatibility

Choose your Caliber

  • 6 CM
  • 6.5 CM
  • 6.5 PRC
  • 7 SAUM
  • 7mm Rem Mag
  • 300 WSM
  • 300 Win Mag
  • 300 PRC
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130216 Apollo 22 7.5 5/8-24 Sendero 2lbs-13oz $940
Diagram
Part Number 130216
Action Model Apollo
Barrel Length in Inches 22
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-13oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130094 Zeus 22 7.5 5/8-24 Sendero 2lbs-13oz $940
Diagram
Part Number 130094
Action Model Zeus
Barrel Length in Inches 22
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-13oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130209 Apollo 24 7.5 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130209
Action Model Apollo
Barrel Length in Inches 24
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130087 Zeus 24 7.5 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130087
Action Model Zeus
Barrel Length in Inches 24
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130261 Apollo 22 8 5/8-24 Sendero 2lbs-13oz $940
Diagram
Part Number 130261
Action Model Apollo
Barrel Length in Inches 22
Twist Rate 8
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-13oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129654 Zeus 22 8 5/8-24 Sendero 2lbs-13oz $940
Diagram
Part Number 129654
Action Model Zeus
Barrel Length in Inches 22
Twist Rate 8
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-13oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130254 Apollo 24 8 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130254
Action Model Apollo
Barrel Length in Inches 24
Twist Rate 8
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130155 Zeus 24 8 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130155
Action Model Zeus
Barrel Length in Inches 24
Twist Rate 8
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129869 Apollo 24 7.5 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 129869
Action Model Apollo
Barrel Length in Inches 24
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130131 Zeus 24 7.5 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130131
Action Model Zeus
Barrel Length in Inches 24
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129944 Apollo 24 8.4 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 129944
Action Model Apollo
Barrel Length in Inches 24
Twist Rate 8.4
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130056 Zeus 24 8.4 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130056
Action Model Zeus
Barrel Length in Inches 24
Twist Rate 8.4
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130049 Kratos 24 8.4 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130049
Action Model Kratos
Barrel Length in Inches 24
Twist Rate 8.4
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130308 Apollo 24 10 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130308
Action Model Apollo
Barrel Length in Inches 24
Twist Rate 10
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129616 Zeus 24 10 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 129616
Action Model Zeus
Barrel Length in Inches 24
Twist Rate 10
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130742 Kratos 24 10 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 130742
Action Model Kratos
Barrel Length in Inches 24
Twist Rate 10
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130759 Kratos 26 10 5/8-24 Sendero 3lbs-3oz $940
Diagram
Part Number 130759
Action Model Kratos
Barrel Length in Inches 26
Twist Rate 10
Muzzle Thread 5/8-24
Contour Sendero
Weight 3lbs-3oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129982 Kratos 24 9 5/8-24 Sendero 2lbs-15oz $940
Diagram
Part Number 129982
Action Model Kratos
Barrel Length in Inches 24
Twist Rate 9
Muzzle Thread 5/8-24
Contour Sendero
Weight 2lbs-15oz
MSRP $940
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129999 Kratos 26 9 5/8-24 Sendero 3lbs-3oz $940
Diagram
Part Number 129999
Action Model Kratos
Barrel Length in Inches 26
Twist Rate 9
Muzzle Thread 5/8-24
Contour Sendero
Weight 3lbs-3oz
MSRP $940
Diagram
WARNING: PROOF Research does not recommend the use of Copper Creek Cartridge Co. 22 Creedmoor loaded ammunition.
This ammunition is known to be loaded to higher than standard pressures and dangerous conditions may result from its use.

Terminus Pre-fit

Traditional Steel

Long-Lasting

Excellent erosion wear characteristics and corrosion resistance.

Extreme Pressure Resistance

An optimum combination of high tensile strength along with requisite toughness to withstand extreme chamber pressures encountered during firing.

Check Compatibility

Choose your Caliber

  • 223 Rem
  • 6 Dasher
  • 6 CM
  • 6.5
  • 308 Win
  • 6.5 PRC
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130322 Apollo 26 7 5/8-24 M24 6lbs-4oz $545
Diagram
Part Number 130322
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 7
Muzzle Thread 5/8-24
Contour M24
Weight 6lbs-4oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130179 Zeus 26 7 5/8-24 M24 6lbs-4oz $545
Diagram
Part Number 130179
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 7
Muzzle Thread 5/8-24
Contour M24
Weight 6lbs-4oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130193 Apollo 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130193
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130070 Zeus 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130070
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130230 Apollo 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130230
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130117 Zeus 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130117
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130278 Apollo 26 8 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130278
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 8
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129647 Zeus 26 8 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 129647
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 8
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130599 Apollo 26 10 5/8-24 Competition 6lbs-4oz $545
Diagram
Part Number 130599
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 10
Muzzle Thread 5/8-24
Contour Competition
Weight 6lbs-4oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
130605 Zeus 26 10 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 130605
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 10
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
129852 Apollo 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number 129852
Action Model Apollo
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
Part Number Action Model Barrel Length in Inches Twist Rate Muzzle Thread Contour Weight MSRP
Zeus 26 7.5 5/8-24 Competition 7lbs-5oz $545
Diagram
Part Number
Action Model Zeus
Barrel Length in Inches 26
Twist Rate 7.5
Muzzle Thread 5/8-24
Contour Competition
Weight 7lbs-5oz
MSRP $545
Diagram
WARNING: PROOF Research does not recommend the use of Copper Creek Cartridge Co. 22 Creedmoor loaded ammunition.
This ammunition is known to be loaded to higher than standard pressures and dangerous conditions may result from its use.
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