Product Overview

Turnbuckle spanners are designed for tightening and adjusting turnbuckles used in marine lashing, container securing, rigging, and heavy-duty cargo applications. We supply two types: Hook to Jaw Spanner and Knob Type Spanner, both engineered for strong torque performance and long-term marine durability..

With over 15 years of experience in supplying rigging and lifting accessories, OLIPORTS provides high-quality turnbuckle spanners and related tools designed for safe and efficient turnbuckle adjustment. Each spanner is precision-engineered and tested to ensure reliable performance and durability in demanding industrial, marine, and construction environments.

We also offer OEM and customized solutions according to your specific turnbuckle or rigging system requirements, ensuring compatibility and optimal tensioning performance for every application.

Comparison & Selection Guide

Model	Turnbuckle Hook to Jaw Spanner	Turnbuckle Knob Type Spanner
Part Number	BA-A1/C/OT	BA-K1OT
Matching Turnbuckle Type	Jaw-end (Fork) turnbuckles	Knob / Eye-end turnbuckles
Recommended Use	Limited/narrow operation space	Heavy-duty tightening
Handle Length	Shorter — flexible operation	Longer — greater leverage
Typical Environments	Container lashing systems	Marine rigging & heavy cargo securing

Technical Specification of Spanner for Turnbuckle

• Model: BA-A1/C/OT
• Weight: 1.4KG
• Material: Round Steel
• Finish: Hot Dip Galvanized
• Class Approval: ABS, DNV-GL, CCS, Others
• Category: Container Lashing Tools
• Tags: Turnbuckle; Turnbuckle Spanner

• Model: BA-K1/OT
• Weight: 2.0KG
• Material: Forged Steel
• Finish: Hot Dip Galvanized
• Class Approval: ABS, DNV-GL, CCS, Others

* Can be customized according to your needs, type and test class approved on request.

Drawings and Features of Turnbuckle Spanner

High-strength carbon steel construction

Universal compatibility with marine turnbuckles

Anti-corrosion coating for marine service

Weldable & Class Approved: Meets ABS, DNV-GL, CCS, and ISO standards

NOTES: Only adapt to the corresponding type of turnbuckle; avoid forced use to prevent damage to the tool/bolt. Ensure the spanner is fully engaged with the adjustment end during operation to prevent slipping and hand injury

drawing of turnbuckle spanner ba-a1

turnbuckle knob type spanner ba-k1-ot

Recommended Accessories

To achieve optimal efficiency in marine cargo securing operations, the turnbuckle spanners are best used together with related lashing components. Turnbuckles serve as the main tensioning mechanism, while D ring cargo lashings or hatch cover fittings establish strong cargo restraint points. Lashing bars can be paired with the spanners to enhance torque application during adjustment. Additionally, twistlocks and bases, along with tension pressure elements, help ensure secure and stable cargo or hatch cover fastening during sailing. All these supporting components are available from GloryCrane, providing a reliable one-stop sourcing solution for vessel operations.

With over a decade of manufacturing and global distribution experience, OLIPORTS has developed deep expertise in container lashing and cargo securing systems. We fully understand the design drawings, structural layouts, and mechanical calculations behind every container ship’s securing solution — allowing us to respond quickly and accurately to your technical requirements.

• Deep understanding of ship drawings and classification standards
• Over 10 years of global lashing system supply experience
• Support for custom layouts to match your vessel and route
• Certified by CCS, ABS, DNV-GL, and compliant with ISO 3874 / ISO 1161
• Fast quote turnaround and fewer sample revisions
• Trusted by yards, shipowners, and retrofit contractors worldwide

Built to perform. Certified to last. Delivered on time. Our in-house design and fabrication capabilities ensure fast delivery, high compatibility, and long-term durability.