Main Features
1)There are totally five attachment holes,:
the one in front of the stomach is used for descent or protection,
 the one in front of the chest is used for auxiliary protection when connected to shock absorber and rope clamp, 
and the one at the back is used to adapt the work of back belay station, 
and the ones at the two side of waist are used for peripheral rod type horizontal protection. 

2) Widened waist and leg pad designed according to ergonomics ar ventilated,with excellent suspension withstand function; available for reversed work for operator.