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7.5x55 Swiss Rifled Barrel Blank - 570 mm / Ø40 mm / 1:10"
Rifled 7.5x55 Swiss barrel blank measuring 570 mm in length and 40 mm in diameter, with 6 grooves and an approximate 1:10" twist rate.
| Category: | Barrel Blanks – Gunsmith Barrel Blanks |
|---|---|
| Weight: | 6.2 kg |
A rifled barrel blank intended for further professional gunsmith machining. The blank does not have a finished chamber or final external profile.
- Caliber: 7.5x55 Swiss
- Length: 570 mm
- Outside diameter: 40 mm
- Bore: rifled
- Number of grooves: 6
- Twist rate: approximately 1:250 mm (1:10")
- Land diameter: 7.62 mm
- Groove diameter: 7.82 mm
- Material: ČSN 15 142 steel
- Manufacturer: ISB Precision s.r.o.
- Product code: 75570
The blank requires further professional machining, including cutting the appropriate chamber and producing the final external profile. Intended for qualified gunsmiths and professional workshops.
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