2 pack of Silver Solder Bars, Lead Free, 96.5% Sn, 3% Ag, 0.5% Cu, SAC-305 4 lbs $89.99 Brand Metallic Resources Inc Container Size 4 lb Solder Type Silver Solder Solder Form Bar MPN SS2P100 condition New The product is a 2 pack of silver solder bars from Metallic Resources Inc. 96.5% tin, 3% silver, and 0.5% copper. (SAC-305)Each bar weighs 2 lbs. for a total weight of 4 lbs.