... for 2-7/8 tubing Specifications1. sucker rod guide, sucker rod guides is also called sucker rod ... 8 for 2-7/8 tubing 1. sucker rod guide, sucker rod guides is also called sucker rod ... available in two versions:Nylon — a twist-on guide for well temperatures of 160 degrees F or less; ... tubing.Rubber — a slotted, hammer-on, spring-backed guide; can be used on wells with elevated temperatures (up ...