Sun project M40A1 - Perfect project

Whole SP M40 upper half
Remmington Varmint stock - Black - stock does not fit, but could be modified to do so

PDI Hop
2x PDI vaccum pistons
1x PDI tapered cylinder head with box
1x PDI spring guide with box
Various springs, some may be PDI?
Gas bolt with all gas parts with cocking handle attached
second gas bolt with all gas parts no coking handle attached
2x SP M40 mags
Apparantly according to the man who sold me the parts it has a tighter bore barrel than a standard one, but I cannot confirm this.

For all this, I'm asking