Earthing Kit Lmr 400, Clap Type Ground Kit for LMR-400, LMR300, 5D-FB, CNT-300 Cable Type:Bolt-on grounding kit Item No.:GK-BO5D Copper Wire Grounding Kit provides the most practical and effective low inductance transfer of lightning induced current from your coax to your system ground. Contact Area: High quality pre-formed copper strap; Earth wire: 6AWG(13mm²) x 1 meter(By request); Bolt: M8×25; M10x25(By request) Lug: M8, M10; Single Hole, Double Hole (By request). Angle Adaptor: SS304, M8 siz Contact Area: Tinned Copper Braided; Rivet: φ5×8.1; Earth Wire: 6mm² x 1 meter(By request); Bolt: M8×25. Contact Area: High quality pre-formed copper strap; Earth wire: 6AWG(13mm²) x 1 meter(By request); Bolt: M8×25; M10x25(By request) Lug: M8, M10; Single Hole, Double Hole (By request).