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Register your productThe Mountain Twin Junior is a versatile directional twin made for young riders who want to shred anywhere and everywhere with confidence. Its friendly flex makes it easy to turn, while the CamRock profile keeps the tips playful and floaty. The Mountain Twin Junior is the perfect board for all-mountain cruising, terrain park trickin', and levelling up your riding on every lap.
Medium flex for balanced and intuitive board feel
Directional twin shape for all-mountain versatility
CamRock profile for balance of grip, float and pop
Directional Twin
CamRock
Low 3D Contour Base
None
Pro sizing tip: To decide between the two sizes, choose the shorter board for a more playful ride with quicker turns and greater maneuverability, or the longer board for added stability, control, and float.
Choose your ideal board size range using your body weight and boot size.
Not sure which size will suit you best? Use our
| Board size (cm) | 120 | 125 | 130 | 135 | 140 | 145 |
|---|---|---|---|---|---|---|
| Weight range (lbs/kg) | 65-85 lbs. / 29-39 kg. | 70-90 lbs. / 31-42 kg. | 75-100 lbs. / 34-45 kg. | 80-110 lbs. / 36-50 kg. | 90-120 lbs. / 41-54 kg. | 100-140 lbs. / 45-64 kg. |
| Ideal boot size (US / EU) | US 2-4.5 / EU 33-36 | US 2-4.5 / EU 34-36 | US 3.5-5 / EU 35-37 | US 4-6 / EU 35.5-38 | US 5-7 / EU 37-39.5 | US 5-7 / EU 37-39.5 |
| Big Horn Series* | ||||||
| Board waist width (cm) | 22.8 | 23.1 | 23.4 | 23.7 | 24.0 | 24.3 |
| Bindings recommended size | ||||||
| FASE recommended size |
*If you wear US Men's 11.5 or bigger, look for our Big Horn Series boards with minimum waist width 26.3 cm.
| Board size (cm) | 120 | 125 | 130 | 135 | 140 | 145 |
|---|---|---|---|---|---|---|
| Board weight | 1,6kg / 3,5lbs | 1,7kg / 3,7lbs | 1,8kg / 4lbs | 1,9kg / 4,2lbs | 2,1kg / 4,6lbs | 2,3kg / 5,1lbs |
| Surface area (dm2) | 28.1 | 29.8 | 31.4 | 33.2 | 34.9 | 36.7 |
| Contact length (cm) | 80.0 | 84.7 | 89.4 | 94.1 | 98.8 | 103.5 |
| Effective edge length (cm) | 86 | 91 | 95 | 100 | 105 | 110 |
| Tip length (cm) | 20.3 | 20.4 | 20.6 | 20.7 | 20.9 | 21.0 |
| Tail length (cm) | 19.8 | 19.9 | 20.1 | 20.2 | 20.4 | 20.5 |
| Waist width (cm) | 22.8 | 23.1 | 23.4 | 23.7 | 24.0 | 24.3 |
| Underfoot width - front foot (cm) | 23.5 | 23.8 | 24.2 | 24.5 | 24.8 | 25.2 |
| Underfoot width - back foot (cm) | 23.6 | 24.0 | 24.3 | 24.6 | 25.0 | 25.3 |
| Tip width (cm) | 25.8 | 26.3 | 26.8 | 27.3 | 27.8 | 28.2 |
| Tail width (cm) | 25.8 | 26.3 | 26.8 | 27.3 | 27.8 | 28.2 |
| Sidecut radius (m) | 5.5 | 5.8 | 6.1 | 6.4 | 6.7 | 7.0 |
| Taper (mm) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Reference stance (cm/in) | 42.0 / 16.5 | 44.0 / 17.3 | 46.0 / 18.1 | 48.0 / 18.9 | 50.0 / 19.7 | 52.0 / 20.5 |
| Centered stance (cm/in) | 40 / 15.7 | 42 / 16.5 | 44 / 17.3 | 46 / 18.1 | 48 / 18.9 | 50 / 19.7 |
| Insert pack | ||||||
| Stance setback (cm) | 1 | 1 | 1 | 1 | 1 | 1 |
Pro sizing tip: To decide between the two sizes, choose the shorter board for a more playful ride with quicker turns and greater maneuverability, or the longer board for added stability, control, and float.
Choose your ideal board size range using your body weight and boot size.
Not sure which size will suit you best? Use our
| Board size (cm) | 120 | 125 | 130 | 135 | 140 | 145 |
|---|---|---|---|---|---|---|
| Weight range (lbs/kg) | 65-85 lbs. / 29-39 kg. | 70-90 lbs. / 31-42 kg. | 75-100 lbs. / 34-45 kg. | 80-110 lbs. / 36-50 kg. | 90-120 lbs. / 41-54 kg. | 100-140 lbs. / 45-64 kg. |
| Ideal boot size (US / EU) | US 2-4.5 / EU 33-36 | US 2-4.5 / EU 34-36 | US 3.5-5 / EU 35-37 | US 4-6 / EU 35.5-38 | US 5-7 / EU 37-39.5 | US 5-7 / EU 37-39.5 |
| Big Horn Series* | ||||||
| Board waist width (cm) | 22.8 | 23.1 | 23.4 | 23.7 | 24.0 | 24.3 |
| Bindings recommended size | ||||||
| FASE recommended size |
*If you wear US Men's 11.5 or bigger, look for our Big Horn Series boards with minimum waist width 26.3 cm.
Not sure which size will suit you best? We can put you in the right ballpark if you give us your boot size and weight. If you’d really like to dial in your board choice, contact our Gear Gurus here.
| Board size (cm) | 120 | 125 | 130 | 135 | 140 | 145 |
|---|---|---|---|---|---|---|
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