The brand new Quantum stem comes in 25.4 and 31.8 sizes. The small version, with it’s 37mmextension makes it ideal for modern dirt jumpers, whereas the big version with a 45mm extensionis perfect for freeride or enduro use. Both sizes are very light, feature a knee friendly steer tubeclamping design and a ‘No gap’ clamping system that gives a unique smooth look.
6061 T6 Alloy, fully CNC machined huge flat and very low profile platform
material: cold-forged 6061 T6 Alloy
reach: 25.4: 37mm/1.4”, 31.8: 45mm/1.8”
rise (center of the bar): 25.4: 18mm/0.7”, 31.8: 20mm/0.8”
6mm bolts with 6mm Allen hex sockets – strong & light.
extensive CNC machining
weight: 25.4: ~162g, 31.8: ~188g
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