366-2831, TE Connectivity, TE Connectivity Adhesive Lined Heat Shrink Tubing, Black 7.4mm Sleeve Dia. x 50mm Length 4:1 Ratio, DSPL Series TE Connectivity Adhesive Lined Heat Shrink Tubing, Black 7.4mm Sleeve Dia. x 50mm Length 4:1 Ratio, DSPL Series