Condition: Used

The Chuo Precision Industrial (Chuo Seiki) BM-45K is a used lever-type magnet stand suitable for use on magnetised optical tables, anti-vibration benches, and laboratory surfaces. It provides a stable, repositionable magnetic base for mounting precision stages, rod stands, and optical components.

Typically supplied as:
• BM-45K Lever-Type Magnet Stand (unit only)

The BM-45K is a lever-type magnet stand manufactured by Chuo Precision Industrial Co., Ltd. (Chuo Seiki), a Japanese precision engineering company established in 1955 and a member of the Japan Society for Precision Engineering. The BM-45K is part of Chuo's BM series of magnetic bases designed for use in optical, scientific, and industrial precision measurement environments.

The stand uses a permanent magnet base whose attraction force is switched between ON and OFF by rotating or sliding an external lever, enabling quick and easy repositioning on magnetised surfaces without tools. It is commonly used on magnetised anti-vibration tables and laboratory benches to hold rod stands, precision stages, and optical instruments securely during measurement, alignment, and calibration tasks.

Key Features:
- Lever-controlled ON/OFF magnetic attraction for tool-free attachment and removal
- M6 tapped holes and a single M16P1 tapped hole in the centre section for mounting a wide variety of stands and accessories
- M2 and M4 tapped holes for direct stage mounting
- Attraction force value is specified for polished surfaces
- Compact, robust construction suitable for precision laboratory and industrial environments

Specifications (BM-45K):
Model: BM-45K
Type: Lever-Type Magnet Stand
Manufacturer: Chuo Precision Industrial Co., Ltd. (CHUOSEIKI)
Mounting Thread (Centre): M16P1 (single) and M6 tapped holes
Stage Mounting Threads: M2, M4
Attraction Control: Lever (rotate or slide) — ON/OFF
Surface Compatibility: Iron, steel, and magnetised surfaces (anti-vibration tables, laboratory tables)
Country of Origin: Japan

Note: Full dimensional drawings and CAD data are available via MISUMI. For complete specifications, refer to the Chuo Precision Industrial manufacturer catalogue.

Shipping & Returns Policy

Shipping Policy

• Processing Time: Orders are typically processed and dispatched within 1 business day.
• Shipping Methods: We offer Expedited Shipping to all destinations using UPS/DHL/Fedex/Royal Mail and other reputable carriers.
• Shipping Times: Mainland UK: 1-2 Business Days / Mainland Europe and USA: 2-3 Business Days / Rest of the World 5-7 Business Days.
• Shipping Costs: These are calculated at checkout based on the shipping method, destination and package dimensions.
• CUSTOMS AND TAXES: It is YOUR responsibility to liaise with customs in your country and ensure your package is cleared and any taxes are paid.
• Shipping Destinations: We ship worldwide.
• Tracking: Once your order is shipped, we will provide you with a tracking number via email.
• Insurance: All shipments are insured. In case of damage, please contact us via email within 48 hours of receiving the product with photographic evidence, please also ensure a report is logged with the delivery driver.

Returns Policy

• Return Period: In the event of an item being received which is not as specified, you can return your purchase within 14 days of delivery.
• Condition of Items: Items must be returned unused and in their original packaging.
• Return Method: All returns must be notified in writing to hello@ttinstruments.com, and the email should include the order number, date and reason for return within 14 days of delivery.
• Restocking Fees: A restocking fee of up-to 20% is applicable for items returned for any reason other than not as specified.
• Refund Method: Refunds are processed to the original method of payment within 5 business days of receiving the return.
• Exchanges: We do not offer exchanges. It will either be a replacement or a refund.
• Return Shipping Costs: Return shipping costs will be borne by the customer unless the item is not as specified, in which case we will arrange a prepaid return label.