Quality Mark T-20918 Jacketed Elbow for GM Big Block V8

Quality Mark

<h3>About Quality Mark, Inc.</h3><p>Quality Mark, Inc. is a marine product development company with a straightforward mission: make life on the water easier. Rather than designing products from a boardroom, Quality Mark partners directly with inventors and everyday boaters to bring practical, field-tested solutions to market. The result is a focused lineup of marine accessories that solve real problems — from hauling a boat lift down a shoreline to staying visible after dark on the water.</p><p><a href="/7514-quality-mark">Quality Mark</a> oversees the full product lifecycle in-house, from concept development and sourcing to manufacturing, marketing, and warehousing. A team of U.S.-based and international managers ensures that every product meets rigorous quality and timing standards — so what ends up in a boater's hands is something that actually works as advertised.</p><h3>Smarte Jack: Reinventing the Boat Lift</h3><p>Quality Mark's best-known innovation is the <strong>Smarte Jack</strong>, the cornerstone of their <a href="/7514-quality-mark-boat-lift-accessories-200190">Boat Lift Accessories</a> lineup. Moving a traditional boat lift is a multi-person, back-breaking chore — the Smarte Jack changes that equation entirely. This retractable aluminum wheel kit attaches directly to most boat lifts, converting a fixed structure into a mobile one that a single person can roll in or out with ease. The jack adjusts up and down 20 inches using a wrench or cordless drill, making leveling straightforward on uneven terrain. Once installed, the system is designed to stay in place season after season — a true set-it-and-forget-it solution for boat owners and dock installers alike.</p><h3>H2O Light Saver: Smarter Portable Navigation Lighting</h3><p>Quality Mark extends its problem-solving approach to on-water safety with the H2O Light Saver, their signature entry in <a href="/7514-quality-mark-portable-navigation-lights-200797">Portable Navigation Lights</a>. This all-round stern pole light is engineered to flex 360 degrees, allowing it to adapt to changing conditions and avoid potential hazards rather than snapping under pressure. For boaters who need a reliable, versatile navigation light that travels easily and installs without a fight, the H2O Light Saver reflects Quality Mark's commitment to thoughtful marine design.</p><h3>Built by Boaters, for Boaters</h3><p>What sets Quality Mark apart from larger marine brands is the authenticity behind their product development. Every item in their catalog addresses a genuine frustration that boaters encounter — whether it's wrestling with a heavy dock lift, boarding a trailered boat safely, or keeping a nav light functional in rough conditions. With a lean, purposeful product line and a direct relationship with the inventors behind each design, Quality Mark continues to punch above its weight in the marine accessories market.</p>