Delrin TopMax nozzle for M4 replicas

A nozzle from the brand TopMax that is the forefront of Italian Airsoft and one of the members of the airsoft technology powerhouse Aisoft Italy Collaborazione.

The nozzle is made from an ultra-lightweight material called Delrin.

Delrin is a type of techno-polymer (POM-H) that has several unusual properties relative to traditional plastics. 
They have a much higher resistance to mechanical abrasion, as well as resistance to temperature (particularly that created by friction)

TheTopMax nozzle has a single O-ring, providing excellent sealing with the appropriate head. The internal diameter of the nozzle is 5.40 mm.