NBJINGYI 5,000 lbs A-Frame Trailer Jack, Power/Manual Dual Mode Jack Compatible with 20-24V Cordless Drills, 23" Vertical Travel with 5-Position Drop Leg, Marine-Grade Zinc Finish — Open-Box, 19% Off

DUAL POWER & MANUAL OPERATION：Revolutionize your towing setup. Use any 20-24V cordless drill for lightning-fast 3-second lifting, or switch to the included ergonomic handle for manual backup. This dual-mode system ensures you're never stranded, with or without power tools. 5,000 LBS HEAVY-DUTY CAPACITY：Rated for a solid 5,000 lbs, this A-frame jack provides a massive 23" total travel range (from 10.5" to 33.4"). It is the perfect versatile fit for both high-profile RVs and low-profile utility trailers. 5-POSITION QUICK-ADJUST DROP LEG：The integrated drop leg features 5 height settings with a wide stabilization base. This allows you to rapidly level your trailer on uneven terrain or steep slopes, preventing tilting and significantly reducing the amount of handle cranking required. MILITARY-GRADE CORROSION PROTECTION：Built for the harshest marine and winter environments. Our premium zinc coating ， offering superior resistance to saltwater and road salt compared to standard painted jacks. ERGONOMIC SIDE-WIND DESIGN：The textured grip handle is engineered to reduce operator effort by up to 40%. Combined with a high-strength footplate, it provides a rock-solid foundation that won't sink into soft sand or mud at boat ramps and campgrounds. The Future of Trailer Positioning: Power, Speed, and Reliability Stop wasting time and muscle on manual cranking. The NBJINGYI 5,000 lbs Dual-Mode A-Frame Jack brings professional-grade efficiency to your trailer setup. By utilizing your existing **20-24V cordless drill**, you can raise or lower your trailer in just 3 seconds—making it the ultimate time-saver for boat launches, job site arrivals, and RV camping setups. Adaptable to Any Terrain and Trailer With a wide 23-inch vertical travel range, this jack accommodates everything from low-profile utility trailers to high-clearance sailboats. The 5-position adjustable drop leg is a game-changer for uneven ground; simply drop the leg to bridge the distance to the ground instantly, then use the drill or manual handle for precision leveling. This dual-stage system provides a level, stable foundation on sloped driveways or soft camping spots. Military-Grade Durability for Marine Use Traditional jacks often rust after a single season near the coast. NBJINGYI’s military-grade zinc finish is designed specifically for marine environments, Whether you are launching into saltwater or driving through road-salted winter slush, this jack maintains its smooth operation and structural integrity. Engineered for Comfort and Safety We’ve focused on the details that matter: an ergonomic handle that reduces physical strain, a wide non-slip footplate, and a universal A-frame mounting pattern. From commercial fleet operators who need speed to weekend warriors who want a hassle-free experience, NBJINGYI delivers the versatility and "3-second" convenience that modern towing demands. Upgrade to power-assisted towing today.