RX22 & MK22 Mods

[mrpenguin]

Has anybody done any mods to their RX22 or MK22's ?
I am wondering if the following Airsoft extended hand guard rails will fit on the RX22

http://shop.ehobbyasia.com/nitro-vo-scar-l-handguard-booster-for-tokyo-marui-scar-l-dark-earth.html#.VZwahvkTH69

http://shop.ehobbyasia.com/madbull-pws-scar-rail-extension-for-vfc-we-d-boy-echo-1-series.html#.VZwahPkTH69

Also will this front sight fit on the RX22 barrel?
http://shop.ehobbyasia.com/d-boys-s-02-scar-front-sight.html#.VZwaiPkTH6-

Looking to have mine look like this

Post your modified RX22 and MK22 photos as well please!