diameter 4.5 x 18fully threadedself-tappingstainless steel
12 holes - 214 x 12 - narrow - stainless steel
15 holes - 238 x 11.5 - stainless steel
11 holes - 183 x 12 - narrow - stainless steel
15 holes - 268 x 16 - broad - staggered holes - stainless steel
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