The Through frame scaffold system are Manufactured to your specifications at competitive prices, with a quality workforce using premum matetials, we meet or exceed OSHA and ANSI Standards. Item NO Description Stud Center Weight TF6H-3W 6'4'H*3'W 4' 40LBS TF6H-42W 6'4'H*42'W 4' 43LBS TF5H-42W 5'H*42'W 4' 40LBS TF6H-5W 6'4'H*5'W 4' 46LBS TF7H-6W Sidewalk Canopy Frame 2',4' 60LBS One set of Through frame including following parts: 2 pair of through frame 4 pcs of cross brace 4 pcs of coupling pin 4 pcs of crew jeck 1 set of ladder The specification of up-parts are march with the Through frame scaffold systems. Any interesting or question,pls feel free to Email to me.You will be appreciated.