For mounting SH37922 marker guard on John Deere planters 7000, 7100 1974 & after (with bolt-on style blade); 7200, 7240, 7300, 7340 to 1990 with smooth blade and stamped hub.
Mounts to round pipe on end of marker arm. Required to mount SH37935 marker on Case-IH planters 800 (all except front-fold); 900, 950, 955 series 6-row wide, 8-row (all), 12-row 30" (except horizontal-fold); 1200 series 8-row rigid.
Mounts to square tube on end of marker arm. Required to mount SH37935 marker on Case-IH planters 900, 950, 955, 1200 series 4-row (all), 6-row 30"; 950, 955 12, 16, 24-row front-fold.