Description
Cross double bosshead malleable cast iron, DIN 12895, d=16,5 mm is a laboratory clamp fitting for secure, right-angle and in-line rod connections in retort stands and scaffolding setups. Manufactured from malleable cast iron with a chrome finish, it follows DIN 12895 and offers a clamping diameter of 16,5 mm with M8 thread and a wing screw for firm, tool-free tightening. The geometry supports 90° and 180° orientations, making it practical for building stable multi-rod frameworks around hotplates, baths, and reaction apparatus. With a net weight of about 138,0 g (0,14 kg), the compact cross double bosshead from manufacturer Bochem balances rigidity and handling convenience on the bench. It is supplied as a single piece for routine assembly of stands, frames, and support structures where durable metal clamps and chrome-plated surfaces are preferred in teaching, research, and industrial laboratories.
This article is part of Clamps & bossheads, in Stands, clamps & racks.
Key features
- Pack size: 1 pc
- Diameter: 16,5 mm
- Material: malleable cast iron
- Coating: chrome
- Thread: M8 with wing screw
- Angles: 90° + 180°
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Questions about Bosshead malleable cast iron, DIN, 12895, d=16,5mm
What is this article?
Bosshead malleable cast iron, DIN, 12895, d=16,5mm is the article on this page. Luminix Health distributes Bochem for laboratory use. It sits in Clamps & bossheads, inside Stands, clamps & racks, in Labware.
A bosshead grips the rod. A clamp grips the flask or the condenser, usually through two jaws with cork or vinyl faces. Three-finger and two-finger clamps hold different shapes. The jaw opening is the specification.
A stand, a clamp and a rack hold something still so the hands can do the work. A bosshead locks a clamp to a rod. A test-tube rack keeps tubes upright and in an order the operator can read back. The failure is almost always mechanical: the clamp slips, or the rack does not match the tube diameter. The glass they support is indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stands, clamps & racks. The sub-category is Clamps & bossheads. The catalogue is Labware.
Shelves beside this one are Test tube racks, Stands, rods & bases and Stand & rack accessories.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

