suggesting useful item for adc

ok hi all again ,i bring another topic:

item:stats: 250hp 60dmg 7%crit chance when u r being attacked by enemy's ad dmg u gain:2%more lifesteal,removing40% of dmg if u r being silenced,removing 20% slow when u r being attacked by enemy's ap dmg u gain:34 mr and convert it to 11%attack speed,removing50% snare if u r not recieving a second spell instantly

what do u think? is it helpful for adc?