Click to expand Tap to zoom Penn Elcom - G0780 - Speaker Clamp Heavy Duty - Medium. by Penn Elcom Save $-5.99 $5.99 | / SKU G0780 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Speaker Clamp Heavy Duty - Medium. Part No. G0780 Material Steel Finish Black Weight 50g