The Best Hollow Jack of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Hollow Jack of 2025. Check our ranking below.
2,186 Reviews Scanned
- 【HEAVY DUTY CONSTRUCTION】- Made of heavy-duty metal construction, our hydraulic cylinder jack is durable and designed for long-lasting use. Paint spraying at the surface, prevent scratching and corrosion.
- 【LARGE LIFTING CAPACITY】- Our ram hydraulic cylinder is designed to provide reliable support during operation. No stuck when lifting, large 60 T/130000 LBS tonnage, enough stroke(50 mm/2 inches).
- 【CONVENIENT USE】- Quick connecting head with dust cover, preventing the jack's inside from dust, features the firm connection with no leakage. Compact structure for easy operation.
- 【SMOOTH SURFACE】- The hydraulic ram cylinder features a smooth surface with circle texture, provide reliable support during working.
- 【WIDE USAGE】- This hydraulic jack cylinder has the advantages of small size, suitable for narrow space position. A great helper for riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries.
- Heavy Duty Jack: Made of heavy-duty metal construction, our hydraulic cylinder jack is durable and designed for long-lasting use. Paint spraying at the surface, prevent scratching and corrosion.
- Large Lifting Capacity: Our ram hydraulic cylinder is designed to provide reliable support during operation. No stuck when lifting, large 20 T/44000 LBS tonnage, enough stroke(100 mm/4 inch).
- Convenient Use: Quick connecting head with dust cover, preventing the jack's inside from dust, features firm connection with no leakage. A portable handle increases flexibility and convenience.
- Smooth Surface: The hydraulic ram cylinder features a smooth surface with circle texture, provide reliable support during working.
- Wide Usage: This hydraulic jack cylinder has the advantages of small size, suitable for narrow space position. A great helper for riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries.
- 20 US Ton Capacity. 4" Stroke Hollow Hydraulic Cylinder Ram
- Connector Type: 3/8" NPT CR-400 quick hydraulic coupler with dust cap
- Max Pressure 10,000 PSI. Single acting - Pressure extend, Spring return.
- Hard black oxide plated high carbon steel ram. Proprietary heat-treated steel shell.
- This hydraulic jack cylinder has the advantages of small size, suitable for narrow space position. A great helper for riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries.
- Heavy Duty Jack: Made of heavy-duty metal construction, our hydraulic cylinder jack is durable and designed for long-lasting use. Paint spraying at the surface, prevent scratching and corrosion.
- Large Lifting Capacity: Our ram hydraulic cylinder is designed to provide reliable support during operation. No stuck when lifting, large 30 T/66000 LBS tonnage, enough stroke(100 mm/4 inches).
- Convenient Use: Quick connecting head with dust cover, avoid the jack's inside from dust, features the firm connection with no leakage. A portable handle increases flexibility and convenience.
- Smooth Surface: The hydraulic ram cylinder features a smooth surface with circle texture, provide reliable support during working.
- Wide Usage: This hydraulic jack cylinder has the advantage of small size, suitable for narrow space. A great helper for riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries.
- Professional-Grade Tool : 30 US Ton Capacity. 2" Stroke Hollow Hydraulic Cylinder Ram, 3/8" NPT CR-400 quick hydraulic coupler ,Max Pressure 10,000 PSI
- Durable & Corrosion-Resistant : Built with high-carbon steel and a hardened black oxide plunger, this hydraulic cylinder is designed to withstand extreme pressure and resist rust, ensuring long-lasting performance even in harsh environments.
- Precision Engineering : Featuring a robust construction and smooth operation, this hydraulic ram provides reliable and consistent lifting power. The hard-coated plunger ensures minimal wear and tear, even under frequent use.
- Powerful 30-Ton Capacity : This hydraulic ram jack delivers exceptional lifting force, making it ideal for heavy-duty tasks in automotive repair, construction, and industrial applications. Its compact design ensures easy maneuverability in tight spaces.
- Complete Customer Support : Backed by a 1-year warranty and dedicated customer service, we ensure your satisfaction. Contact us for any assistance, and enjoy peace of mind with your purchase.
- 🔨【𝟔𝟎𝐓 𝐇𝐎𝐋𝐋𝐎𝐖 𝐉𝐀𝐂𝐊】[Model]: RCH-6050; [Capacity]: 60T/132277lbs; [Total Storke]: 50mm/2inch; [Outside Diameter]: 159mm / 6.26inch; [Center Core Diameter]: 49mm/1.92nch;
- 🔨【𝐑𝐄𝐓𝐑𝐀𝐂𝐓 𝐀𝐔𝐓𝐎𝐌𝐀𝐓𝐈𝐂𝐀𝐋𝐋𝐘】Easy to use, the hydraulic ram cylinder jack can retract automatically after releasing the oil return value of the hydraulic pump without any blockages.Compact structure for easy operation.
- 🔨【𝐃𝐔𝐀𝐋 𝐒𝐇𝐀𝐅𝐓𝐒 𝐃𝐄𝐒𝐈𝐆𝐍】Compared to ordinary hydraulic jacks, hollow jacks offer improved pressure retention and greater stability.With its dual shafts, one for pushing and the other for lifting, this hollow jack requires minimal effort to operate effectively.That is, it can be used for pulling or pushing.
- 🔨【𝐒𝐌𝐎𝐎𝐓𝐇 𝐒𝐔𝐑𝐅𝐀𝐂𝐄 & 𝐀𝐍𝐓𝐈-𝐃𝐔𝐒𝐓 𝐂𝐀𝐏】Baked enameled surface for greater corrosion resistance,the hydraulic ram cylinder features a smooth surface with circle texture, provide reliable support during working.This hydraulic jack cylinder has 3/8" NPT quick hydraulic coupler with dust cap for long-lasting use.
- 🔨【𝐖𝐈𝐃𝐄 𝐔𝐒𝐀𝐆𝐄】This jack provides flexibility in usage, with unlimited directionality and the ability to adjust the angle to match the specific lifting environment, it is equally effective for horizontal or vertical lifting.This hydraulic jack cylinder has the advantages of small size, suitable for narrow space position. A great helper for riggers, fabricators, welders, automotive body and frame shops in electric power, chemical industry, bridges, machinery, and other industries.
- TECNICAL PARAMETER---Tonnage: 20 ton; Stroke: 2”/50mm; Bore diameter: 1.1’’/28mm; Self height; 6”/152mm; Protrusion height: 0.5”/12mm; Outer diameter: 3.8’’/98mm; Inner diameter: 3’’/78mm; Spindle outer diameter: 2.3’’/58mm; Weight: 17.6lb; Used with Pump: cp-700.
- HOLLOW RAM JACK---Compared to ordinary hydraulic jacks, hollow jacks offer improved pressure retention and greater stability. Additionally, the hollow jack features a thickened inner wall design which reduces the risk of oil leakage and extends its lifespan. With its dual shafts, one for pushing and the other for lifting, the hollow jack requires minimal effort to operate effectively.
- RETRACT AUTOMATICALLY---This particular hollow jack starts with an initial protruding stroke of 12mm, which extends to a maximum stroke of 2"/50mm once fully lifted. For added convenience, the main shaft of the jack will retract automatically after pressure is released. Overall, this feature-rich design makes it an ideal choice for a wide range of lifting applications.
- SMOOTH LACQUER SURFACE & ANTI-DUST COVER---The hydraulic ram features a protective lacquer coating to prevent rusting and ensure long-term durability. Constructed from heavy-duty metal materials, this hydraulic cylinder is built to withstand challenging conditions and rugged use.
- WIDE APPLICATION---This jack provides flexibility in usage, with unlimited directionality and the ability to adjust the angle to match the specific lifting environment. It is equally effective for horizontal or vertical lifting, making it highly adaptable to a wide range of user needs. In addition, this jack is capable of both thrust and tension, providing dual functionality for even greater versatility in lifting applications.
- [IMPORTANT PARAMETERS]---Tonnage:30T |Stroke:4inch/100mm| Self height:9.25nches/235mm | Outer diameter:4.41inches/112mm | Internal diameter: 3.35 inches/90mm | Through-hole diameter:1.30inches/33mm | Weight: 27.34bs/12.4kg
- [HOLLOW JACK]-- The hollow ram jack offers better stability and a lower risk of oil leakage compared to standard hydraulic jacks. This jack offers dual functionality with both thrust and tension capabilities, enhancing versatility for various lifting applications.
- [Safety First, Easy Handling]:Safety and simplicity are key features of the hydraulic hollow ram jack. With a built-in safety valve to prevent overloading and a user-friendly design, it’s easy to operate confidently, even for non-professionals.
- [DIVERSE FUNCTION]:Equipped with various accessories, it has multiple functions such as lifting, jacking, shoveling and splitting, and can be quickly installed by using quick connectors. Multiple tonnage options can be selected according to your needs.This jack is suitable for CP-700 pump
- [Wide Application]:The hollow jack is widely used in construction sites, petroleum, electric power, metallurgy, chemical industry, ships, bridges, steel and other industries for the installation and maintenance of large and medium-sized machinery and equipment.
- 【Specification】[Model]: RCH-30100; [Capacity]: 30T/66138LBS; [Total Storke]: 100mm/4inch; [Outside Diameter]: 114mm / 4.49inch; [Center Core Diameter]: 33.3mm / 1.31inch;
- 【Durable Material】: This hydraulic cylinder jack is made of heavy-duty metal construction, which is noted for it's durable and long-lasting use. In addition, the product surface is painted to prevent scratches and corrosion.
- 【Easy to Use】: Our product adopts light and compact design. It is easy to carry there are two holes on the surface of the oil vat for stability. Plunger eiper reduces contamihation.Exteding cylinder life.
- 【Smooth Surface】:The hydraulic ram cylinder has a smooth round, textured surface design to provide you with reliable support during work.
- 【Widely used】: It has a wide range of applications, and is suitable for narrow working space, such as riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries, etc.
- Heavy Duty Jack: Made of heavy-duty metal construction, our hydraulic cylinder jack is durable and designed for long-lasting use. Paint spraying at the surface, avoid scratching and corrosion.
- Large Lifting Capacity: Our ram hydraulic cylinder is designed to provide reliable support during operation. No stuck when lifting, large 30 T/66000 LBS tonnage, enough stroke(50 mm/2 inches).
- Convenient Use: Quick connecting head with dust cover, avoid the jack's inside from dust, features firm connection with no leakage. A portable handle increases flexibility and convenience.
- Smooth Surface: The hydraulic ram cylinder features a smooth surface with circle texture, provide reliable support during working.
- Wide Usage: This hollow jack has the advantages of small size, suitable for narrow space position. A great helper for riggers, fabricators, welders, and automotive body and frame shops in electric power, chemical industry, steel, Bridges, machinery, and other industries.
Last update on 2026-01-07 / Affiliate links / Images from Amazon Product Advertising API
How Do You Buy The Best Hollow Jack?
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- Brand Value: Every brand of Hollow Jack has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an Hollow Jack?
- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Hollow Jack.
- Product Quality: You don’t always get what you pay for with an Hollow Jack, sometimes less, and sometimes more.
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