Home > Cable management products > Connectivity > Copper Jointing Closures Copper Jointing Closures: 5 products D1 - mm D2 - mm Length - mm Method of Sealing Cablelok (5) Heatshrink (5) Port count Port count Port B (5) L (1) LM (4) R (4) Product Group LRBU 100 Pair Closure (2) MRBU 30 Pair Closure (2) RBU 50 Pair Closure (1) LRBU 100 Pair Closure LRBTB-AXXNXXX 857-10048 LRBU 100 Pair Closure LRBTB-AXXEXXX 857-10049 MRBU 30 Pair Closure MRBTB-AXXFXXX 857-10051 MRBU 30 Pair Closure MRBTB-AXXTXXX 857-10052 RBU 50 Pair Closure RBUTB-AXXEXXX 857-10050 Connectivity Products HellermannTyton is an established leader in the design, development and manufacture of innovative network infrastructure ... Connectivity Products > Stay in touch with us! Subscribe to our newsletter Contact Us Terms and Conditions Imprint Ethics Privacy statement Sitemap Newsletter © HellermannTyton 2021 (v4.160.1) | Update: 13/11/2021 Distributors Contact Processing of your data HellermannTyton uses cookies and analysis tools to provide you with the best user experience. Cookies facilitate site usage and ensure that relevant information is delivered. They help us to improve our services and website. Manage preferences here Accept and continue