
Lockwood 3570 Series Extended Spindle 100mm Door (Box of 10) SP3570-5238
The Lockwood 3570 Series Extended Spindle is a replacement split spindle designed for use with Lockwood Synergy 3570 series mortice locks.
This spindle is used to connect door furniture through the lock body, enabling handle operation. Extended spindle configurations are required where door thickness exceeds standard ranges.
This model suits door thicknesses from 75mm to 100mm and is supplied in a box of 10 for installation and servicing applications.
Usually ships in 10 business days
Key Features
- Designed for Lockwood 3570 Synergy series mortice locks
- Extended spindle for thicker door applications
- Split spindle configuration
- Suitable for door thickness 75mm to 100mm
- Supplied in box of 10 units
Suitable Uses
- Lockwood 3570 series installations
- Thick door applications requiring extended spindle
- Commercial door hardware fit-outs
- Replacement of incorrect or damaged spindles
Specifications
Frequently Asked Questions
When do I need an extended spindle?
When door thickness exceeds standard spindle length, typically above 75mm.
What happens if the spindle is too short?
Handles will not engage correctly, leading to poor operation or failure.
Is this compatible with other lock brands?
It is designed for Lockwood 3570 series and compatibility with other brands is not confirmed.
Additional Information
- Incorrect spindle length is a common installation issue.
- Split spindle design allows independent handle operation.
- Used in thicker commercial doors and specialised installations.
- Always confirm door thickness before selection.
Lockwood branded products purchased new in Australia from authorised resellers are covered against defects in materials and workmanship for:
- Mechanical components: 25 years
- Electrical and electronic components: 2 years (excluding batteries)
Lockwood Synergy Mortice Locks Catalogue

Lockwood Synergy Mortice Locks Catalogue
Lockwood Warranty Overview
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary depending on product type, mechanical components, electrical elements, and finish category.
This overview summarises the structure of Lockwood warranty coverage. Full terms, exclusions and claim procedures are set out in the official Lockwood Warranty document.
Warranty Periods Summary
Finish Coverage Guide
- Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
- Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
- Decorative finishes including Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants: typically up to 2 years against corrosion.
- Unlacquered brass finishes will naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where cleaning and maintenance have not been followed.
What the Warranty Covers
- Defects in material and workmanship during the applicable warranty period.
- Assessment by ASSA ABLOY to determine repair, replacement with the same or closest equivalent product, or refund of purchase price.
Common Exclusions
- Normal wear and tear.
- Misuse, abuse, accidental damage or use outside published specifications.
- Improper maintenance or failure to follow care instructions.
- Unauthorised modification, repair or use of non-genuine parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
- Removal, refitment or associated labour charges.
- Products not originally sold in Australia through authorised channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product through the original place of purchase where applicable.
- If claiming directly, obtain a case number before returning goods.
- Products must be securely packed and clearly identified.
- Warranty assessment determines repair, replacement or refund.
Australian Consumer Law
Lockwood warranties operate in addition to rights available under the Australian Consumer Law. Goods come with guarantees that cannot be excluded. Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage.
Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.