Bump Stop Cup Sizes
14mm (and/or ½”) – Fit 14mm (and/or ½”) shock shaft and bump spring rates of 300-2500 lbs./in.
5/8” (and/or 16mm) – Fit 5/8” (and/or 16mm) shock shaft and bump spring rates of 300-2500 lbs./in.
14mm (and/or ½”) – Fit 14mm (and/or ½”) shock shaft and bump spring rates of 3000 – 7000 lbs./in.
5/8” (and/or 16mm) – Fit 5/8” (and/or 16mm) shock shaft and bump spring rates of 3000-7000 lbs./in.
See Landrum Bump Springs here.