diameter 4.5 x 30fully threadedself-tappingstainless steel
9 holes - 151 x 12 - narrow - stainless steel
11 holes - 183 x 16 - broad - staggered holes - stainless steel
9 holes - 142 x 11.5 - stainless steel
12 holes - 190 x 11.5 - stainless steel
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