Full-length, polished, solid stainless steel rods prevent spring bind for smooth cycling and improved reliability. Non-Captured models give you the option of easily changing to different weight springs. Captured models are easy to install and remove for cleaning and maintenance without risk of losing the spring.
SPECS:
Stainless steel, polished. 17/22 fits 17, 17L, 22, 24, 31, 34, 35, 37. 19/23/32 fits 19, 23, 32. 26/27/33 fits 26, 27, 33. 29/30/36 fits 29, 30, 36.
Catalog page 203