Bastion Mark V Stock
Bastion Stock Requires 90 Days Lead Time
Select Your Stock Options
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
MAGNUM ACTION (9 LUG)
MAGNUM ACTION WEATHERBY CHAMBERINGS
257 WBY MAG, 270 WBY MAG, 7MM WBY MAG, 6.5-300 WBY MAG, 300 WBY MAG, 340 WBY MAG, 30-378 WBY MAG, 338-378 WBY MAG, 378 WBY MAG, 416 WBY MAG, 460 WBY MAG
ADDITIONAL CHAMBERINGS
7MM REM, 300 WIN MAG, 338 LAPUA MAG, 375 H&H
STANDARD ACTION (6 LUG)
STANDARD ACTION WEATHERBY CHAMBERINGS
240 WBY MAG, 6.5 WBY RPM, 338 WBY RPM
ADDITIONAL CHAMBERINGS
243 WIN, 25-06 REM, 6.5 CREEDMOOR, 270 WIN, 280 ACKLEY IMPROVED, 7MM-08 REM, 308 WIN, 30-06 SPRG
*Don’t see your chambering? Contact customer service.
Standard Action 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 |
|---|---|---|---|---|---|
| #1 MOD | 1.166“ | 1.088“ | 0.760“ | 0.785“ | 0.767“ |
| #1 MOD XL | 1.166“ | 1.166“ | 0.855“ | 0.785“ | 0.767“ |
| #1 | 1.166“ | 1.166“ | 0.874“ | 0.786“ | 0.767“ |
| #3 | 1.166“ | 1.166“ | 1.001“ | 0.946“ | 0.929“ |
| BSF Carbon | 1.166“ | 1.166“ | 1.029“ | 1.002“ | 1.002“ |
Magnum Action 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 |
|---|---|---|---|---|---|
| #2 MOD | 1.267“ | 1.181“ | 0.913“ | 0.836“ | 0.818“ |
| #2 | 1.267“ | 1.267“ | 1.072“ | 0.852“ | 0.834“ |
| #3 | 1.295“ | 1.295“ | 1.083“ | 0.949“ | 0.932“ |
| BSF Carbon | 1.320“ | 1.320“ | 1.197“ | 1.002“ | 1.002“ |
| Proof Research Carbon Sendero | 1.270“ | 1.270“ | 1.237“ | 1.131“ | 1.117“ |
Mark V BDL FLOORPLATE BOTTOM METAL
Fits Weatherby Mark V actions.
- Works with factory BDL bottom metal
Typical Chamberings on this action type
MAGNUM ACTION (9 LUG)
MAGNUM ACTION WEATHERBY CHAMBERINGS
257 WBY MAG, 270 WBY MAG, 7MM WBY MAG, 6.5-300 WBY MAG, 300 WBY MAG, 340 WBY MAG, 30-378 WBY MAG, 338-378 WBY MAG, 378 WBY MAG, 416 WBY MAG, 460 WBY MAG
ADDITIONAL CHAMBERINGS
7MM REM, 300 WIN MAG, 338 LAPUA MAG, 375 H&H
STANDARD ACTION (6 LUG)
STANDARD ACTION WEATHERBY CHAMBERINGS
240 WBY MAG, 6.5 WBY RPM, 338 WBY RPM
ADDITIONAL CHAMBERINGS
243 WIN, 25-06 REM, 6.5 CREEDMOOR, 270 WIN, 280 ACKLEY IMPROVED, 7MM-08 REM, 308 WIN, 30-06 SPRG
*Don’t see your chambering? Contact customer service.
Barrel Channel Measurements
Standard Action 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 |
|---|---|---|---|---|---|
| #1 MOD | 1.166“ | 1.088“ | 0.760“ | 0.785“ | 0.767“ |
| #1 MOD XL | 1.166“ | 1.166“ | 0.855“ | 0.785“ | 0.767“ |
| #1 | 1.166“ | 1.166“ | 0.874“ | 0.786“ | 0.767“ |
| #3 | 1.166“ | 1.166“ | 1.001“ | 0.946“ | 0.929“ |
| BSF Carbon | 1.166“ | 1.166“ | 1.029“ | 1.002“ | 1.002“ |
Magnum Action 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 |
|---|---|---|---|---|---|
| #2 MOD | 1.267“ | 1.181“ | 0.913“ | 0.836“ | 0.818“ |
| #2 | 1.267“ | 1.267“ | 1.072“ | 0.852“ | 0.834“ |
| #3 | 1.295“ | 1.295“ | 1.083“ | 0.949“ | 0.932“ |
| BSF Carbon | 1.320“ | 1.320“ | 1.197“ | 1.002“ | 1.002“ |
| Proof Research Carbon Sendero | 1.270“ | 1.270“ | 1.237“ | 1.131“ | 1.117“ |
Hinged Floor Plate Information & Measurements
Mark V BDL FLOORPLATE BOTTOM METAL
Fits Weatherby Mark V actions.
- Works with factory BDL bottom metal
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