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Heavy duty clip 50 A Steel 100 per box. Ruggedly built, heavy duty clip for battery and test work. Copper shunt eliminates spring overheat. Copper version (21C) equipped with removable copper lug for attachment to cable. Steel-50 Amp (21A) or solid copper-100 Amp (21C). Crimp, screw or lug connection. Jaw opens 1-1/6''''(27mm) max. Clip unmarked (BU-21APN/CPN) and marked positive (BU-21APS/CPS). Federal Spec.: Type PCL-1 W-C-440B (BU21CPN) : BU-21APN |
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