3M Heat Shrinkable Cable Breakout Boot HDBB-425-1-250, black, 4-wayoutletGeneral Information Brand 3M Heat Shrink Type Heat Shrink Molded Shapes Model Cold shrink Outlet Style 4 Way Product Type Cable & Wire Accessory Shrink Type Heat Shrink Transition Type 1 4 Breakout Country Of Origin United Kingdom California Residents Proposition 65 Warning Dimensions and Specifications Inner Diameter After Shrink (Imperial) 0. 53 in Inner Diameter After Shrink (Metric) 13. 5 mm Inner Diameter Before Shrink (Imperial) 1. 2 in Inner