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ITP Knuckles - titanium Base Material - M5 Thread x 40mm Overall Length - GTM500018040
| Holder Type | Knuckles |
| Thread Size | M5 |
| Base Material | titanium |
| Overall Length (L) | 40 |
| Shank Diameter (DG) | 18 |
| DG1 | 18 |
Learn more about Klarna
The ITP Knuckle is a precision angle-setting accessory crafted from titanium, designed for engineers and metrology setups that demand repeatable angles between 90° and 180°. With a compact 40 mm overall length and M5 threading, it integrates smoothly into rigid measuring systems for reliable angular positioning.
- Base material: Titanium for exceptional strength-to-weight ratio and corrosion resistance.
- Angle range: Adjustable from 90° to 180° to accommodate a variety of fixture geometries.
- Thread size: M5 threaded mount for easy integration with standard hardware.
- Overall length: 40 mm, providing a compact, space-efficient solution in tight setups.
- Rotation alignment: Recommended use with a rotary adaptor to achieve precise rotational alignment.
- Product code: GTM500018040 for accurate identification and procurement.
Designed to enhance accuracy and efficiency, the ITP Knuckle offers stable, repeatable angular positioning in fixtures, jigs, and measurement rigs. Its titanium construction delivers durability in demanding environments, while the 90°–180° range enables quick setup without swapping multiple components. When paired with a rotary adaptor, you gain clean rotational alignment for consistent results across CMM attachments, inspection stations, and rigid measuring systems. Ideal for precision-focused workflows in aerospace, automotive, and industrial metrology, this accessory helps reduce setup time and improve measurement repeatability.
| Holder Type | Knuckles |
| Thread Size | M5 |
| Base Material | titanium |
| Overall Length (L) | 40 |
| Shank Diameter (DG) | 18 |
| DG1 | 18 |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.


