Recent content by BramC
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bullet shape question
A boat tail is actually a compromise between reduced drag and bullet stability. Boat tails reduce base drag but make a bullet less stable so overdoing a boat tail is not good. The ideal BT length is 0.8 times the calibre of the bullet at an angle of max 8 degrees. If the BT is longer, than the...- BramC
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- Forum: ELR - Beyond 1000 Yards
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Rifle Scopes sinclair offset scope level wrench size?
Hi I ordered the sinclair offset scope level on a US website. there was no wrench included in the package. I live in Europe so i tried the metric size allen wrenches but they didn't fit. It was not easy but i found a store that sells english size allen wrench sets. went back home to try but...- BramC
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- Forum: Observation & Sighting Devices
