18" Bronze 02 Alloy Wheels Fit Bmw 1 + 3 Series e36 e46 e90 e91 e92 e93 z3 z4 Wr

Flow Forming Technology involves the application of pressure to the inner barrel of the wheel, while spinning, This process stretches and compresses the aluminium, which increases tensile strength. In this respect the process shares similar properties to those found in the forging process.

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