if yur talkin about the recoil pad spacer ,, well i really hate to give out ool- family secerets buuuuuuuuuuut, since we are all family here i guess it cant hurt,if yu wanttto make cheap whiteline spacers here yu go, round up old antifreeze ,oil jugs anything thats made of the white heavy plastic jugs, lot og the big weed killer jugs farmers use , 2 1/2 oil jugs yu know what i mean they are made of a thick, heavy white plastic thats real easy to cut and shape with sharp scissors or excacto knives, and some finr sandpaper to really whiten them up when u get it fitted,.just lay yur recoil pad on top of the plastic trace it out , cut it out little sandin an its fitted they look great , and the price is right, hell go to brownells and they want 5bucks an up for spacers ,, the sling spacers are marble sapces i bought a whole bag of 100 way make, my fat fingers dont lens to cuttin things that small hahahha