Locking Gas Spring Technology
Our self-developed locking gas springs enable smooth height adjustment and precise positioning.
Versatile Desk Configurations
Multiple desk designs and configurations to accommodate different workspace needs.
OEM/ODM Manufacturing
We offer OEM/ODM services for standing desk converters, including custom designs and dimensions.
Adjustable Standing Desk Converters turn existing desks into sit-stand workstations without requiring desk replacement. Equipped with self-developed locking gas springs, they offer flexible height adjustment. Available in various sizes, lifting ranges, and load capacities, with OEM/ODM customization to meet different customer requirements.
Adjustable Standing Desk Converter

Height Adjustable Desk Converter
Product Specifications
(31.5 × 15.7 in)
(29.5 × 11.8 in)
(5.9–18.9 in)
(44.1 lbs)
Product Features
- X-Frame Design
- Vertical Lift Mechanism
- Synchronized Keyboard Tray
- One-Touch Height Locking

Adjustable Stand Up Desk Converter
Product Specifications
(32 × 20.5 in)
(32 × 11.4 in)
(5.9–17.3 in)
(33 lbs)
Product Features
- Z-Shaped Steel Frame
- Dual Locking Gas Springs
- Built-in Phone & Tablet Slot
- Removable Keyboard Tray

Desk Riser for Standing
Product Specifications
(36 × 22 in)
(25 × 10.5 in)
(6.5–17 in)
(37 lbs)
Product Features
- Two-Tier Ergonomic Design
- Z-Shaped Lifting Frame
- Built-in Device Holder
- One-Touch Height Locking

Standing Computer Workstation
Product Specifications
(45.75 × 23.75 in)
(25.75 × 11.25 in)
(5–20 in)
(45 lbs)
Product Features
- Extra-Wide Desktop
- Vertical Lift Mechanism
- Retractable Keyboard Tray
- Rear Cable Management Grommet
Standing Desk Converter in Action
Smooth Height Adjustment
Easy Sit-Stand Transition
Spacious Desktop Design
Two-Tier Workstation Layout
Locking Gas Springs for Standing Desk Converters
Custom Force Matching
Matched to different desktop load requirements.
Custom Stroke Length
Tailored to different height adjustment ranges.
Multiple Release Mechanisms
Different locking and release control options.
In-House Gas Spring Production
Core locking gas springs manufactured by GASTAC.

GASTAC Factory Advantages
With over 20 years of export experience and customers in more than 60 countries, GASTAC supports international buyers with quality-focused manufacturing, engineering assistance, responsive communication, and reliable order fulfillment.
Quality Management
Quality checks throughout production help maintain consistent assembly, component fit, and finished product quality.
Product Testing
Testing focuses on load capacity, structural stability, lifting durability, and locking performance.
Engineering Support
Our engineering team assists with product selection, technical drawings, lifting mechanism design, and locking gas spring matching.
Fast Response
Responsive communication for quotations, technical questions, product specifications, and order updates.
Packaging & Shipment
Protective packaging, bulk order preparation, and export shipment support for international customers.
Compliance & Documentation
Quality records, material information, and available test documentation to support customer requirements.
Quality Certifications & Standards
Quality management, product performance, and material compliance
ISO 9001
Quality Management System
ANSI/BIFMA
Furniture Safety & Performance
REACH
Material Chemical Compliance
RoHS
Restricted Substances Testing
Frequently Asked Questions







