Probably the most highly regarded extensions on the market.

• Large brass rollers significantly reduce friction and give easy down hauling. 
• Fully adjustable, easy to use slim line snap-on collar. 
• Large finger friendly metal release button - with a good positive action. 
• Finished in a stunning blue anodized outer coating. 
• Highly visible and durable height adjustment markings. 
• High grip clam cleat and quality downhaul rope.