Features
Frames
The frame is constructed of high strength 4 x 6 x 3/8 inch (102 x 152 x 9.5 mm) steel tube to withstand the high stress of aggressive tillage.
It is cross braced and gusseted for added strength and trouble-free service.
Minimum Disturbance Shank
The minimal disturbance shanks of the Sunflower 4700 Series have a maximum working depth of 20 inches (50.8cm). The shank is made of 1-1/4 inches (31.8 mm) high strength abrasion resistant steel with a chromium carbide shin guard to protect the shank from wear.
The parabolic shanks have a operating depth of 16-inches (40.6 cm). Both shanks are also available in a fixed version with shear bolt protection.
Spring Trip Shank Mount
The Spring Reset Shank Holder (recommended in rocky conditions) is set at a 3000 pound point load and has eighteen inches of vertical trip height.
The Rigid Shank Holder features shear-bolt protection.
Specifications
| Model | 4710-5 | 4720-7 | 4710-8 |
| Working width ft. in. (m) | 12.5 (3.81) | 17.5 (5.33) | 20 (6.10) |
| Transport width ft. in. (m) | 10.83 (3.30) | 16.17 (4.93) | 20.17 (6.15) |
| Transport height ft. in. (m) | N/A | N/A | N/A |
| Weight lbs. (kg) | 2,971 (1,348) | 4,058 (1,841) | 4,516 (2,048) |
| HP requirements | 35 to 40 hp per shank | 35 to 40 hp per shank | 35 to 40 hp per shank |
