New Solid Brass Clock Pendulum Bob Made of solid brass. Comes in a brushed or polished brass finish to match your clock. These are intended to be used on mechanical clock movements with a wood stick or other material pendulum rod. These are too heavy to be used on regular battery driven pendulum movements. Will accommodate a pendulum rod with a width no more than 3/4". The largest size bob we carry of 6.5" will accommodate a 1" wide rod. Approximate Weights: 3-1/8" - 1.7-1.9 oz 4-1/2" - 4.5-5.5 oz 5-1/2" - 5.5-5.8 oz 6-1/2" - 7.5-8.0 oz We do combine purchases to save on shipping as long as they are made on the same day. Please email us for combined shipping rates on multiple items and allow 24 hours for us to send you a combined invoice with your total. We do ship worldwide and always TRY to ship the same day payment is received.