CMI Expedition Ascender
Top Pick
CMI

CMI Expedition Ascender

4.7

Best heavy duty ascender for climbers wearing thick winter gloves.

Designed for heavy-duty vertical work, this tool prioritizes comfort and reliability. The oversized grip ensures easy handling even with thick gloves, while the robust construction provides a secure hold on a wide range of rope diameters.

$143.99

In stock

at

Sherrilltree

Minimum Rope Diameter Mm 5
Maximum Rope Diameter Mm 16
Device Type Handled Ascender
Ascender
Handled Ascender

Who it's for

  • Mountaineers and ice climbers working in extreme cold environments
  • Expedition climbers requiring gear that survives harsh vertical journeys
  • Rescue professionals and cavers dealing with contaminated or frozen ropes

Who should skip it

  • Fast-and-light alpinists prioritizing weight savings over extreme durability
  • Sport climbers or arborists working in tight, cluttered vertical spaces
  • Casual gym or crag climbers seeking a compact, everyday ascender

Performance breakdown

Grip Ergonomics

Oversized handles accommodate thick winter gloves without sacrificing control or comfort.

Excellent

Rope Compatibility

Handles a wide range of rope diameters for diverse climbing applications.

Excellent

Build Durability

Rugged aluminum body and steel cam withstand harsh, high-frequency professional use.

Excellent

Rope Tracking

Deep channel design ensures smooth, consistent movement without rope slippage.

Excellent

Rigging Versatility

Dual tie-in points offer flexible setup options for complex hauling systems.

Excellent

Safety Mechanism

Intuitive operation allows for quick, reliable engagement even under significant tension.

Excellent

Key Specs

Body Material

6061 Aluminum

Cam Material

Cast Steel

Minimum Rope Diameter

5.0 mm

Maximum Rope Diameter

16.0 mm

Rope Compatibility

8.5mm - 16mm (ascending), 5mm - 8mm (fixed ropes)

Breaking Strength

15.12 kN

Weight

362.87 grams

Dimensions

7.2 inches x 8.0 inches

Hand Orientation

Both

Device Type

Handled Ascender

Know before you buy

Still have a question?

Ask Metto anything about the CMI Expedition Ascender before you decide.

CMI Expedition Ascender

Ready to buy?

Sherrilltree
Sherrilltree
In stock
$143.99
Buy