Gen3 Marine Black 3-Strand Twisted Bulk Line - Sold Per Foot Gen3 Marine economic 3-strand twisted rope is made of durable 100 twisted nylon. Gen3 Marine line is manufactured to be strong and easy to handle, making it the perfect choice for anchor line, dock line, or other marine uses. This rope is mildew, rot, and chemical resistant, and also holds up well to UV rays and abrasion. Twisted line is versatile, strong, and an economically priced choice for boaters. Gen3 Marine bulk line comes in a