- Yokes: 1-3/8" 21 spline and 1-1/8" hex bore.
- Use to adapt corn heads with chain couplers to late model* John Deere combines with splined lower feederhouse shaft. 2 used.
- Hanger braces required when converting from chain to PTO drive, order SH99136, SH99137.
- *Early models require adapters, see SH99821, SH99833.