Core Shift limbs (14.5-19.5H)Core Shift are entry level laminated wood recurve limbs. Available in many different sizes and a wide range of poundages to suit archers of all ages. 48in limbs fit the 14. 5in Core Shift riser, 54in and 58in limbs fit the 19. 5in riser, a 62in bow can be achieved by fitting 66in limbs into the 20in riser, a 64in bow can be achieved by fitting 68in limbs into the 20in riser Also fits the Core Pulse, Core Blaze, Core Verve and Samick Polaris risers.