Check out Noslers Reloading Guide #6. It was just released two weeks ago. Also check out Noslerreloading.com and do a search on the 120 BT. Here is a thread on the 120BT and how much tougher they are compared to other lightweight BT's:
The TnDeer.Com Deer Talk Forum is for Tennessee Deer Hunters by Tennessee Deer Hunters. If you enjoy using our Talk Forum and would like to contribute to help in it's up-keep. Just submit your contribution by clicking on the DONATE button below and paying with PayPal or a major credit card. Any amount is much appreciated. Thanks for your support!