Big Bro

SKU: 21400-0-01

We're here to help you celebrate Send-Tember by including a free racking carabiner with the purchase of any size individual FlexCam, Big Bro, or Offset Nut 5-Pack.  Simply add a one of these promotional carabiners per applicable piece of protection to your cart and we'll include a free color matched Phase carabiner to pair with your pro when the order ships!

*Promo applies to individual FlexCam (sizes 1-9), individual Big Bro (sizes 1-5), and Offset Nut 5-Pack. Limited to individual purchases, some restrictions apply

Big Bros are must have pieces for wide cracks. Their huge range and sleek design save on both weight and racking space compared to large cams. In addition, they resist pull in any direction, giving you added security as you confidently climb past them.

  • Sets the standard for wide crack protection
  • Huge expansion range (Big Bros #3 and #4 span larger than any standard cam)
  • Compact design saves weight and racking space
  • Resists pulls in any direction (will not walk like standard cams)


#1     Weight:    154 g    Strength:   10 kN     Range:  81-109 mm, 3.2-4.3 in    

#2     Weight:   190 g     Strength:   10 kN     Range:  101-145 mm, 4-5.7 in      

#3     Weight:   235 g     Strength:   10 kN     Range:  135-203 mm, 5.3-8 in      

#4     Weight:   338 g     Strength:   10 kN     Range:  191-305 mm, 7.5-12 in

#5     Weight:   578 g     Strength:   10 kN     Range:  287-467 mm, 11.3-18.4 in