PGA series Parallel Groove Clamps - AL16-70 Appliction Parallel Groove Clamps are widely used for unendure force connecting or branch on overhead power line system. Performance Feature 1.Use oxidize resistent aluminium alloy. 2.Teeth-shape structure, lowly touch resistance,connecting reliable. 3.All the part connected together, it can't lose part when installation. 4.Conductor will be fixed by the arc structur Item No.PGAL16-70 Conductor :ACSR/AAC/AAAC Conductor range:16-70 mm2 Bolt size:M8 Bolt No.:2 .