diameter 4.5 x 58fully threadedself-tappingstainless steel
10 holes - 178 x 12 - narrow - stainless steel
8 holes - 135 x 12 - narrow - stainless steel
16 holes - 263 x 16 - broad - staggered holes - stainless steel
12 holes - 214 x 16 - broad - staggered holes - stainless steel
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