12" Connecting Lead with Alligator Clip and 4mm Plug, Black Class_Class B 8mm inner diameter

8mm inner diameter

rated for student circuit construction and series-parallel investigations where junction-voltage and current-limiting concepts get introduced

metal roller

Life-size elbow joint model shows humeroulnar and humeroradial articulations with supporting ligaments and arm muscle insertions for upper-limb anatomy teaching

the lower-friction variant of the metal-bearing bench-clamp pulley in the series

12" Connecting Lead with Alligator Clip and 4mm Plug, Black Class_Class B 8mm inner diameterPlug to clip 12 inch black lead combining a 4mm banana plug at one end with an alligator clip at the other, bridging instrument panels to bare wire components without rewiring.