I've done some tests with Accu-bonds this summer and wasn't overly impressed with them. Scirocco, I found, have better weight retention. Swift A-Frame, oddly enough, has probably the best weight retention among most hunting bullets.
I shoot a Browning ABolt II composite stainless stalker topped with a Bushnell Elite 4200 2.5 x 10 x 40 mm on Weaver see - through mounts with Williams open sights chambered in 7mm Rem. Mag. Scope zeroed at 350 yrds and sights at 100 yrds. I only shoot Winchester Supreme 165 gr. Accubond CT and I'll tell you I get sub MOA results up to 250 yrds. I switched from Winchester Supreme Nosler Ballistic Silvertip 150 gr (which also shoot great) At 394 yards, on my particular rifle, I still get 1.625" groups, in which I think is capable of dropping any big game. Although I must tell you, it's not just the rifle but the shooter. I shoot my rifle quite regularly and have built confidence in the rifle and quite comfortable with it.
If you want to properly preserve velvet antlers, you will have to inject & brush them with formaldehyde or some of the new less toxic chemicals (4 in 1 solution works great as does Knobloch's antler in velvet tan) as its easier to use however, both will work.
First, using rubber gloves take a razor blade and make small incisions at the tips of all points about 1/8". Next hang the antlers upside down, allowing the blood to drain. Starting at the bases inject the solution into the...