Crankshaft and Slider Mechanism Demonstration Model Neulog_Accessories Research-grade oxygen spectrum tube at

Research-grade oxygen spectrum tube at 26cm with a 10cm central capillary

Metal-capped half-meter hardwood scale with horizontal-reading graduations

Built for genetics instruction

Micro Plus stethoscope features stainless steel chest piece and spare components for cardiovascular assessment and medical training

marked in metric on both sides or metric plus feet-inches

Crankshaft and Slider Mechanism Demonstration Model Neulog_Accessories Research-grade oxygen spectrum tube atConverts rotation into linear reciprocating motion through a crank slider linkage, illustrating the fundamental mechanism behind piston engines, compressors, and stroke driven machines.