Here's what other sites are saying:
C.A.M.P. Climb Standard Aiders 3041. A carabiner loop at the bottom allows the Standard Aiders to be extended without collapsing the bottom step.
Camp USA's Standard Aiders feature traditional, alternating steps and a carabiner loop at the bottom that permits extension without collapsing the bottom step while climbing.
Where to Buy
Help support this site by making your next gear purchase through one of the links above. Click a link, buy what you need, and the seller will contribute a portion of the purchase price to support Trailspace's independent gear reviews.
Metolius Simulator 3D Training Board
Mad Rock Mad Pad
$131 - $174
Black Diamond Forearm Trainer
Metolius Super Seven Climbing Hold Set
$30 - $39
Metolius Modular 30 Hold Mega Pack
$120 - $199
Trango Double Rack