H&R ZF080-040 60mm ID Single Race Spring Length 80mm Spring Rate 40 N/mm or 229 lbs/inch

H&R ZF080-060 60mm ID Single Race Spring Length 80mm Spring Rate 60 N/mm or 343 lbs/inch

H&R ZF080-12.5 60mm ID Single Race Spring Length 80mm Spring Rate 12.5 N/mm or 72 lbs/inch

H&R ZF080-120 60mm ID Single Race Spring Length 80mm Spring Rate 120 N/mm or 686 lbs/inch

H&R ZF085-050 60mm ID Single Race Spring Length 85mm Spring Rate 50 N/mm or 286 lbs/inch

H&R ZF085-060 60mm ID Single Race Spring Length 85mm Spring Rate 60 N/mm or 343 lbs/inch

H&R ZF090-058 60mm ID Single Race Spring Length 90mm Spring Rate 58 N/mm or 331 lbs/inch

H&R ZF100-010 60mm ID Single Race Spring Length 100mm Spring Rate 10 N/mm or 57 lbs/inch

H&R ZF100-015 60mm ID Single Race Spring Length 100mm Spring Rate 15N/mm - 86lbs/in

H&R ZF100-035 60mm ID Single Race Spring Length 100mm Spring Rate 35 N/mm or 200 lbs/inch

H&R ZF100-050 60mm ID Single Race Spring Length 100mm Spring Rate 50 N/mm or 286 lbs/inch

H&R ZF100-090 60mm ID Single Race Spring Length 100mm Spring Rate 90 N/mm or 514 lbs/inch

H&R ZF105-040 60mm ID Single Race Spring Length 105mm Spring Rate 40 N/mm or 228 lbs/inch

H&R ZF125-030 60mm ID Single Race Spring Length 125mm Spring Rate 30 N/mm or 171 lbs/inch

H&R ZF130-010 60mm ID Single Race Spring Length 130mm Spring Rate 10 N/mm or 57 lbs/inch

H&R ZF130-025 60mm ID Single Race Spring Length 130mm Spring Rate 25 N/mm or 143 lbs/inch

H&R ZF130-030 60mm ID Single Race Spring Length 130mm Spring Rate 30 N/mm or 171 lbs/inch