288-5140, TE Connectivity, TE Connectivity Heat Shrink Tubing, Black 101.6mm Sleeve Dia. x 1.2m Length 4:1 Ratio, RP-4800 Series TE Connectivity Heat Shrink Tubing, Black 101.6mm Sleeve Dia. x 1.2m Length 4:1 Ratio, RP-4800 Series