diameter 4.5 x 20fully threadedself-tappingstainless steel
3 holes - 55 x 12 - narrow - stainless steel
20 holes - 327 x 16 - broad - staggered holes - stainless steel
16 holes - 286 x 12 - narrow - stainless steel
3 holes - 46 x 11.5 - stainless steel
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