Quick adjust collar with 4 pully system. Adds up to 30 cm.11.5" to mast length. 

 Model

Price

 

Excel Extension

$46

A quick adjust hinged collar, power-haul pulley and cleat system, and anodized logo/index markings are some of the unique and innovative features that help make these Chinook's most popular extensions.
 

 Model
Price

Short Power Base

$42

Medium Power Base

$59

Tall Power Base

$68

Chinooks lightest extensions with with the proven Power-Haul pulley and cleat system. 2 cm adjustment increments 

 Model
Price

Medium Carbon Extension

$87

Tall Carbon Extension

$99