Base is made of nickel plated electrolytic copper while the top is made of quality cast acrylic material. The sealing is performed by quality rubber washers. Screw-in brass standoffs are pre-installed and allow for safe, painless installation procedure. Block is mounted with enclosed M3x4 DIN7985 and M3x6 DIN7991 screws allowing for reinstallation of factory provided backplate.
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