The BK Prosthetic Systems consist of a tube clamp and tube clamp assembly.  The systems can be ordered in aluminum, stainless steel, or titanium.  These prosthetic components have 2 year warranties.

These BK systems are intended for prosthetic socket fabrication for below the knee amputees. 

BK System, Aluminum
Weight Limit:  250bs (114kg)
Unit Weight:  13.76 ounces (390 grams)

BK System, Stainless Steel
Weight Limit:  250lbs (114kg)
Unit Weight:  16.65 ounces (472 grams)

BK System, Titanium
Weight Limit:  300lbs (136kg)
Unit Weight:  13.58 ounces (385 grams)