Specifications:

Encryption 1.5 m

Encryption 2 m

Encryption 3 m

Encryption 4 m

Encryption 5 m

Spring tube 2 m

Spring tube 3 m

Durable -1.5 m

Durable -2 m

1.5 m Black Tube

1.5 m high standard [outer tube plated copper nut]]

2 m high standard [outer tube plated copper nut]]