Zinko ZRDH-307 30 Ton 7″ Cylinder- Design for use in a variety of applications where lifing, pushing, bending or holding may be required.
Double acting design for greater speed and positive control. Interfaces with automated operations. 3/8″ fast flow couplers included on all models. Threaded collar along with hollow plunger design allows for both pull and push forces. Baked enamel finish for increased corrosion control. Removable hardened saddles protect plunger during lifting and pressing. Built in safety valve prevents accidental over-pressurization. Plunger wiper seals reduce contamination, extending cylinder life.
Country of Origin: Taiwan

Zinko ZR-256 25 Ton 6″ Stroke Ram- These industrial quality, general purpose cylinders are designed for use in a variety of applications where lifting, pushing, bending, or holding may be required. Ideal for use in shop, agricultural, automotive/truck service and construction maintenance.
Designed with base mounting holes (4/16-18 UNC) for easy mounting on almost any fixture.
Can be used in any position
Hardened saddle keeps top bearing and plunger from jamming while the saddle grooves help prevent slipping.
Baked enamel finish for outstanding corrosion prevention.
Threaded collar and internal threads withstand full loads for maximum flexibility in fixturing.
Come with a 3/8″ NPT fast flow quick connection coupler and dust cap.
Collar Plunger thread and base mounting hole provide for easy fixture.
Optional adapters make it easy and cost efficient to convert our cylinders from snap-type to threaded-type for your application.
With appropriated accessories, These Industrial Quality Cylinders can be paired with either hand pumps, air pumps, or electric pumps.
Country of Origin: Taiwan

Min Ht. 10.75″

• 18 cubic inch oil capacity provides dependable hydraulic power for a wide range of lifting, pushing, spreading, and maintenance applications.
• Single-speed operation delivers smooth and controlled hydraulic performance for everyday industrial tasks.
• Compatible with a variety of hydraulic rams including short, push, spreader, and snap-set types for enhanced versatility.
• Designed for industrial, construction, agricultural, and maintenance applications requiring reliable hydraulic operation.
• Highly portable construction makes it ideal for field service, on-site repairs, and remote job locations.
• Chrome-plated piston rod enhances durability, corrosion resistance, and long-term performance.
• Polyurethane seal technology supports higher cycle counts while reducing maintenance and service requirements.
• Easy-mount design allows convenient integration into portable and stationary hydraulic systems.
• Compatible with quick-connect couplers for fast, secure, and efficient hydraulic connections.
• Heavy-duty return springs ensure consistent pumping action and reliable operation.
• Compact and lightweight design improves handling, transportation, and storage convenience.
• Built for demanding work environments where durability and dependable hydraulic performance are essential.
• Suitable for lifting, positioning, maintenance, and repair operations across multiple industries.
• Engineered for professional use with a focus on efficiency, reliability, and ease of operation.
• Manufactured in Taiwan to deliver trusted quality and dependable performance.

• Professional 10-ton single-acting hydraulic threaded ram designed for lifting, pushing, pulling, straightening, and holding applications
• Ideal for use with:
  • Frame Machines
  • Collision Repair Equipment
  • Automotive & Truck Service
  • Construction Maintenance
  • Industrial Hydraulic Systems
• Threaded on both ends for easy integration with a variety of frame machines and hydraulic fixtures
• Designed for applications requiring a compact, high-force hydraulic cylinder
• Suitable for operation in any position for maximum versatility
• Features 1-1/4″ NPT female threads on the base and 1″ UNC thread on the piston rod end
• Threaded design allows secure mounting and compatibility with numerous hydraulic accessories
• Excellent for frame straightening and structural pulling applications
• Chrome-plated piston rod provides superior corrosion resistance and long service life
• High-quality polyurethane seals promote extended cycle life and dependable hydraulic performance
• Heavy-duty return springs ensure smooth and consistent ram retraction
• Includes fast-flow quick-connect coupler for quick setup and efficient hydraulic operation
• Precision-machined components deliver reliable performance in demanding shop environments
• Durable construction built for professional automotive and industrial use

Zinko ZRH-302 30 Ton 2.5″ Stroke Hollow Ram- Design for use in a variety of applications where lifting, pushing, bending or holding may be required.
High-strength alloy steel construction. Chrome-plated piston rods resist wear and corrosion. Special bearing design helps prevent galling for long life and trouble-free performance. Polyurethane seals and wipers to reduce contamination, extending cylinder life. Hardened saddles keep top bearing and plunger from jamming. Saddle grooves help prevent slipping. Heavy-duty spring enables consistent fast plunger retraction. All models come with fast-flow quick-connection coupler and dust cap. May be used in any position. Hollow plunger design allows for both pull and push forces.
Country of Origin: Taiwan
Min Ht. 7.03″

Zinko ZR-306A 30 Ton 6″ Stroke Aluminum Cylinder
Light weight and rugged. Built for power & mobility. Designed for use in all positions. Equipped standard with grooved saddles. Steel base-plated for increased durability. All body, base and plunger are hard coat anodized. The highest strengths of aluminum alloys are used and heat treated to provide the maximize combination of strength and fracture resistance.
Country of Origin: Taiwan
Min Ht. 10.79″ MAXIMUM OPERATION: 10,000 PSI