çelik kapılar
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| OSC-1 | OSC-2 | OSC-3 | OSC-4 | OSC-5 |
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| OSC-6 | OSC-7 | OSC-8 | OSC-9 | OSC-10 |
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| OSC-11 | OSC-12 | OSC-13 | OSC-14 | OSC-15 |
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| OSC-16 |