Should i do this trade for Kelce

Well you guys the best so need help with trade advice . I am 3-2 and can be 4-2 if my guys perform Monday night game

Standard league : we start 1 QB, 2 WR, 2 RB, 1 TE and 1 flex

My current team :

Brady starter
Gaskin
D Henry starter
M Gaskin
A Collins starter
D Montgomery
Diggs starter
D Hopkins starter
E Sanders starter as flex
J Waddle
M Thomas
C Davis
Higbee
Z Ertz starter

I am offered Kelce and I give up A collins ,
E sanders and Higbee

Should I do the Trade ? Im confused . Im gonna be real thin in RB and maybe flex .

Whats all your thoughts

Thanks

Good luck u all