Mike,
You can buy the mix somewhere, I dont exactly remember. Do a webb search. You have to keep it rather cool until just before us. To have any really valid data, you should also have a calibration BB shot into each block.
You can buy the mix somewhere, I dont exactly remember. Do a webb search. You have to keep it rather cool until just before us. To have any really valid data, you should also have a calibration BB shot into each block.