Heat Shrink Breakout boots constructed of cross-linked polyolefin, which ensure the flexible and durable of the boots to provide sealing protection and strain relief over multiple cable crutch. Key Features 鈼?Shrink temperature: start at 90掳C 鈼?And fully recovered at 120掳C 鈼?Offers safe and complete coverage and protection as transitioning from single cable to multiple cables 鈼?Adhesive liner provides better grip and airtight seal 鈼?Shrink ratio: 3:1 Description Heat shrink transition boots are perfect for creating a waterproof seal on electrical connections. These boots provide cable terminations with exceptional protection from air, water, moisture, and dirt. Available in multiple sizes to cover almost all of applications. Details ITEM NO. CORES QTY BOOT END(Inch) BREAKOUTS END(Inch) WALL THICKNESS(Inch) LENGTH(Inch) (BREAKOUTS) BEFORE SHRINKING AFTER SHRINKING BEFORE SHRINKING AFTER SHRINKING DST-2FJBB-9 2 0.9" 0.3 0.35" 0.14" 0.16 2.2" DST-2FJBB-12 2 1.2" 0.5 0.55" 0.18" 0.19 3.7" DST-2FJBB-15 2 1.5" 0.6 0.6" 0.2" 0.16 5" DST-2FJBB-25 2 2.5" 0.9 1" 0.3" 0.2 4.6" DST-3FJBB-15 3 1.5" 0.6 0.6" 0.18" 0.16 4.3" DST-3FJBB-25 3 2.5" 1 1" 0.3" 0.22 6.5" DST-3FJBB-30 3 3" 1.5 1.4" 0.43" 0.28 7" DST-4FJBB-14 4 1.4" 0.6 0.55" 0.14" 0.17 4.1" DST-4FJBB-20 4 2" 1.8 0.8" 0.2" 0.222 6" DST-4FJBB-25 4 2.5" 1 1" 0.28" 0.24 7" DST-4FJBB-30 4 3" 1 1.1" 0.28" 0.24 7" DST-5FJBB-15 5 1.5" 0.75 0.5" 0.16" 0.18 4" If you do not see your required configuration, please contact us. Heat Shrink Cable Accessories website:http://www.dsttube.com/heat-shrink/heat-shrink-cable-accessories/