Plum Race 170 Ski Mountaineering Skimo Race Binding
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Plum Race 170 Ski Mountaineering Skimo Race Binding
The Plum Race 170 Ski Mountaineering Skimo Race Binding is a race-style binding for ski mountaineers who want a light, simple binding that can fit more than one boot. It shares the Race 150's toe and heel, with vertical and lateral release fixed at 8, and adds a 20 mm adjustment rail under the heel. At 170 g per binding, with a heel that turns flat or climbs on its flap and an optional crampon slot, the Race 170 suits ski mountaineering, steep skiing and light tours for skiers up to 90 kg.
Is This the Right Binding for You?
CCBB Binding Ratings
CCBB Binding Profile
Why We Like It
- The 20 mm heel rail covers roughly three boot sizes, so one ski can fit a second pair of boots.
- Fixed release at 8, vertical and lateral, comes from the same toe and heel as the Race 150.
- The updated toe lever moves cleanly between locked and releasable and stays where you set it.
- An optional stainless steel crampon slot adds Plum crampons for icy climbs.
Best Uses
- Ski mountaineering
- Steep skiing and couloirs
- Light tours
- Skiers using more than one boot
- Skiers up to 90 kg
Mounting and Setup Advice
Release is fixed at 8, vertical and lateral, so confirm with a shop that 8 suits your weight, height, age, boot sole length and skier type. The 20 mm rail gives 10 mm either way from the mounted position.
The Race 170 has no brake, so use a leash. It needs a boot with certified tech inserts; bring your boots in so we can check the inserts and center the heel on the rail.
Technical Specifications Manufacturer specs · Click to expand
Fit and Setup
- Release Value
- Fixed, 8 vertical and 8 lateral
- Weight
- 170 g per binding
- Brake
- None, leash required
- Length Adjustment
- 20 mm
- Climbing Positions
- Flat and one climbing position
- Skier Weight
- Up to 90 kg
Construction and Compatibility
- Toe
- Forged 7075 aluminum, updated lock lever
- Heel
- Race heel with pin flap on a 20 mm rail
- Materials
- Forged 7075 aluminum, stainless steel, high-strength synthetics
- Crampon
- Optional stainless steel crampon slot
- Boot Compatibility
- Pin/tech binding. Works with boots that have certified tech (pin) inserts, typically ISO 9523 (Touring) soles. Boots without tech inserts, including ISO 5355 (Alpine) and GripWalk (ISO 23223) boots without inserts, are not compatible.
- Recommended Use
- Ski mountaineering
Compare the Plum Race 170
Race 170 vs. Plum Race 150 Ski Mountaineering Skimo Race Binding
The Plum Race 150 Ski Mountaineering Skimo Race Binding is the same toe and heel without the adjustment rail, at 150 g per binding.
Shop Plum Race 150 Ski Mountaineering Skimo Race BindingRace 170 vs. Plum Guide 7 Alpine Touring Binding
The Plum Guide 7 Alpine Touring Binding adds adjustable release from 3.5 to 7 and three heel positions for lighter skiers, at 345 g per binding.
Shop Plum Guide 7 Alpine Touring BindingRace 170 vs. Ski Trab Attacco Titan Vario 2 ST Binding
The Ski Trab Attacco Titan Vario 2 ST Binding adds a brake, three climbing heights and a heel flex plate at 299 g per binding, with fixed release in 7 to 9 or 9 to 11 versions.
Shop Ski Trab Attacco Titan Vario 2 ST Binding



