For CBS, install with two machine bolts. For CBSQ, install 1/4 x 2 Strong-Drive SDS Heavy-Duty Connector screws, which are provided with the column base. (Lag screws will not achieve the same load.) For full loads, a minimum of 3 side cover shall be provided.
Calcium supplements appear to increase the risk of kidney stones (American Journal of Clinical Nutrition, Jul. 2011). Some people make more kidney-stone forming oxalate after large doses (2,000 mg) of vitamin C (Journal of Nutrition, Jul. 2005).
More than 10 percent of patients taking this medication develop stones. Also, AIDS patients who have hepatitis B, hepatitis C or hemophilia and those who take the antibiotic combination of TMP-SMX are at increased risk for kidney stones. Anticonvulsants: Felbamate, topiramate and zonisamide increase stone risk.