Find high quality anuode workout abdominal adjustable sit up bench - crunch board ab bench - sit-ups with competitive price here. Please rest assured to buy anuode workout abdominal adjustable sit up bench - crunch board ab bench - sit-ups with Yongkang Dabang Sports Equipment Co.,Ltd

There are 2 below functions for your choice:

1. Sit Up Bench

2. Power Plank

   Sit up bench function : Adjust the postion of seat and make th hole which is under seat match with the hole of frame tube, then insert the pin to fasten. Pleas make sure the seat won't move before you use it .

   You can fidn 3 holes under seat,you can choose one of thme to match with thole of frame to fasten by Pin according to yourself exercise 

    Power plank function: 1.Pull out the pin and make sure the seat can be move easier.

                 2.Ater the pin pull out ,the seat will be slip down to bottom of frame tube.

                  3.Adjust the backrest onto the seat as like below picture