Extra Extra Power Buffer Spring. The Orange spring is much stouter than the Red spring. The Orange buffer spring was originally engineered for the demands presented by .308 / 6.5 CM / .260 Rem, etc., heavy BCG carbine DPMS Pattern applications using standard 7" Depth M4 extension tubes and short 2.5" buffers (Including aftermarket "heavy buffers") in robustly gassed 16” - 18” ML gas carbine platforms, but has been proven to be a requirement for tuning over gassed carbines of any equivalent heavy calibers in AR-10 pattern tubes with 3.25" buffers or lesser calibers (5.56, etc.).
Ekstra Ekstra Kraftig Bufferfjær. Den oransje fjæren er mye sterkere enn den røde fjæren. Den oransje bufferfjæren ble opprinnelig konstruert for kravene fra .308 / 6.5 CM / .260 Rem, osv., tunge BCG karabin DPMS-mønsterapplikasjoner som bruker standard 7" dybde M4 forlengerør og korte 2.5" buffere (inkludert ettermarked "tunge buffere") i robust gassede 16” - 18” ML gasskarabiner, men har vist seg å være et krav for å justere overgassede karabiner av enhver tilsvarende tung kaliber i AR-10-mønster rør med 3.25" buffere eller lettere kaliber (5.56, osv.).