10 x Brackets. High quality Zinc Alloy material, durable and solid, long service life. Material: Zinc Alloy. EU-2020, EU-3030 and EU-4040 for your choice to connect different profiles, EU-2020 is for profiles with 6mm slot while EU-3030 and EU-4040 are for that with 8mm slot.The EU-3030 is suitable for 3040, so it is marked as 3040.
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