Specifications include, but are not limited to: Use of brand name is for the purpose of describing the standard of quality, performance, and characteristics and is not intended to limit or restrict competition. "Or equal" submissions will not be rejected because of minor differences in design, construction, or features that do not affect the suitability of the product for its intended use. Burden of proof that the product is equal is on the bidder. Bidders should provide with their bid submissions a specification sheet or other suitable documentation which should include, at minimum, brand name, model name and specifications for the products quoted. This must be of sufficient detail to enable the ISP to determine whether the product offered to ISP meets our requirements as stated in this Bid. Knapheide PGNC Skirted Gooseneck Flatbed (or approved equivalent). Including all parts, labor, and installation