








Bastion Tikka Stock
Bastion Stock Requires 90 Days Lead Time
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The Bastion features an ultra-comfortable vertical grip, designed for the long-range shooter who depends on superior accuracy but can’t afford added bulk and unnecessary weight. The Bastion weighs in at just 24 ounces.
Features & Specs
T3X Lite
COMMON CHAMBERINGS
223 REM, 243 WIN, 270 WIN, 270 WSSM, 30-06 SPRG, 300 WIN MAG, 300 WIN SHORT MAG, 308 WIN, 6.5 CREEDMOOR, 6.5 PRC, 7MM REM MAG 7MM-08 REM
PROOF RESEARCH CARBON SENDERO
COMMON CHAMBERINGS
223 REM, 243 WIN, 270 WIN, 270 WSSM, 30-06 SPRG, 300 WIN MAG, 300 WIN SHORT MAG, 308 WIN, 6.5 CREEDMOOR, 6.5 PRC, 7MM REM MAG 7MM-08 REM
TIKKA COMPACT
COMMON CHAMBERINGS
22-250 REM, 223 REM, 243 REM, 243 WIN, 308 WIN, 6.5 CREEDMOOR, 7MM-08 REM
*Don’t see your chambering? Contact customer service.

Barrel Channel Measurements
Dimensions are +/-.010 inches. We recommend a minimum of .02 inches of clearance between the barrel and stock. Some hand filling may be required.
| Barrel Inlets | A | B | C | D | E |
|---|---|---|---|---|---|
| T3X Lite | 1.200“ | 1.200“ | 1.109“ | 0.998“ | 0.899“ |
| Proof Research Carbon Sendero | 1.210“ | 1.210“ | 1.203“ | 1.139“ | 1.125“ |
| Compact | 1.200“ | 1.150“ | 0.910“ | 0.821“ | 0.808“ |
Test
Typical Chamberings on this action type
T3X Lite
COMMON CHAMBERINGS
223 REM, 243 WIN, 270 WIN, 270 WSSM, 30-06 SPRG, 300 WIN MAG, 300 WIN SHORT MAG, 308 WIN, 6.5 CREEDMOOR, 6.5 PRC, 7MM REM MAG 7MM-08 REM
PROOF RESEARCH CARBON SENDERO
COMMON CHAMBERINGS
223 REM, 243 WIN, 270 WIN, 270 WSSM, 30-06 SPRG, 300 WIN MAG, 300 WIN SHORT MAG, 308 WIN, 6.5 CREEDMOOR, 6.5 PRC, 7MM REM MAG 7MM-08 REM
TIKKA COMPACT
COMMON CHAMBERINGS
22-250 REM, 223 REM, 243 REM, 243 WIN, 308 WIN, 6.5 CREEDMOOR, 7MM-08 REM
*Don’t see your chambering? Contact customer service.
Barrel Channel Measurements

Barrel Channel Measurements
Dimensions are +/-.010 inches. We recommend a minimum of .02 inches of clearance between the barrel and stock. Some hand filling may be required.
| Barrel Inlets | A | B | C | D | E |
|---|---|---|---|---|---|
| T3X Lite | 1.200“ | 1.200“ | 1.109“ | 0.998“ | 0.899“ |
| Proof Research Carbon Sendero | 1.210“ | 1.210“ | 1.203“ | 1.139“ | 1.125“ |
| Compact | 1.200“ | 1.150“ | 0.910“ | 0.821“ | 0.808“ |
Carbon Six Barrel Channel Information

Carbon Six Channel Information
Carbon Six #3 inlet is designed to work with all Carbon Six Remington Featherweight, Sendero and Magnum barrels ranging from 18" to 26" as well as the Remington Bull 18" (refer to Carbon Six contour document for more information).
Image above depicts the maximum gap on a Bastion stock, when a Carbon Six Remington Featherweight 18" barrel is used.
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