R-25 Upper???

[GEARHEAD]

already have an R15, in .223 22"  bbl, thinking of an R25 upper and carrier, i assume it would slap on fine. any ideads on ballpark price, or how to order just the top.   that time of year, bored looking for toys i don't need.

[actionshooter]

It won't fit, It would be nice though