Core RC schCR832 High Response Spring; Med Blue - 3.7 lb/in (pr)

Core RC schCR833 High Response Spring; Med Black - 4.0 Lb/in (Pr)

Core RC CR836 High Response Spring; Med Purple - 4.9 Lb/in (Pr)

Core RC CR837 High Response Spring; Med Grey - 5.2 Lb/in (Pr)

Core RC High Response Spring; Med Orange - 4.3 Lb/in (Pr) CR834

Core RC SCHCR843 CORE RC Hi Response TC Spring 2.5 - Blue

Core RC CR811 High Response Spring; Long Black - 2.6 Lb/in (Pr)

Core RC High Response Spring; Med Purple - 4.9 Lb/in (Pr) CR836