For R9, R12, R16, and R21 base applications: This adapter allows the base to be securely fixed onto the support bracket’s three holes, providing enhanced stability. For R5 base application: Converts 2 holes into 4 holes for more secure fastening on the support bracket, ensuring greater stability. Made from high-strength steel material, providing robustness and durability. More information: Features | Product colour | Black | ![](/p.gif) | Material | Steel | ![](/p.gif) | Compatible products | R9, R12, R16, and R21 |
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