Stop aim my knife to trade, i will never trade it

Crosshair set:
cl_crosshairstyle 4;
cl_crosshairsize 2.3;
cl_crosshairthickness 1.5;
cl_crosshairgap -2.5;
cl_crosshair_drawoutline 0;
cl_crosshair_outlinethickness 1;
cl_crosshairdot 0;
cl_crosshair_t 0;
cl_crosshaircolor 0;
cl_crosshaircolor_r 0;
cl_crosshaircolor_g 0;
cl_crosshaircolor_b 0;
cl_crosshairalpha 999;

Low pc
cl_crosshairsize 2.7;
cl_crosshairthickness 1.5;

BHOP
bind mwheeldown "+jump"