Cressi New 40.5 Inch Stainless Steel Shaft for Sub 100 Speargun
Features:
- Never Leave Home without a Spare!!!
- Image is for Illustrative Reference Only
Details: Introducing a new stainless steel shaft for the Cressi Sub 100 speargun. This shaft is 5/16″ stainless spring steel and is manufactured from a special alloy originally developed for the U.S. Navy. Heat treated to Rockwell 44C, this shaft will produce a unique combination of hardness and spring tension.
Item Condition: New
| Specification | Value |
|---|---|
| Shaft Length | 40.5 inches |
| Material | 5/16″ Stainless Spring Steel |
| Heat Treatment | Rockwell 44C |
| Application | Cressi Sub 100 Speargun |
FAQ
What is the material composition of the shaft?
The shaft is made from 5/16″ stainless spring steel, a special alloy originally developed for the U.S. Navy.
Is this shaft compatible with the Cressi Sub 100 speargun?
Yes, this stainless steel shaft is specifically designed for the Cressi Sub 100 speargun.
What is the hardness level of the shaft?
The shaft is heat treated to Rockwell 44C, providing a balance of hardness and spring tension.

Andrew Short –
Fitted the shaft to my Sub 100 without any issues. The spring tension feels solid and responsive. Good quality material, feels durable and well-made.
Andrew White –
Received the shaft quickly and it matches the description. The heat treatment gives a good balance between strength and flexibility. Works well with my speargun.
Jan Smith –
This is a reliable replacement for the original shaft. The stainless steel construction resists corrosion and feels much more robust than older models.