Hustler OEM 781922 Ball Stud Fastner is not Limited to but is Primarily Used to Fasten Hustler Steering Damper or Gas Steering Shocks and has a Standard 5/16 Thread Pattern. Above in the Images are a Couple Examples of location and usage. Hustler OEM 781922 will be used with Steering Dampers that have a locking clip that retains the Steering Damper on the Ball Stud and is used on a Wide Range of Hustler Equipment. Refer to Images Above and the Special Notes Below to verify a Correct Fit. Normally takes two per Steering Damper. Part Number 839-079C Supersedes to Part Number 781922. ASSOCIATED STEERING DAMPERS FOR 781922 CLICK ON THE ASSOCIATED PART NUMBER TO BE REDIRECTED 603983 - Steering Damper Raptor, FasTrak (2015 - Current Models). 600221 - Steering Damper - FasTrak (2007 - 2014 Models), Diesel Z (PRE-2018 Models). 795351 - Steering Damper - X-ONE (2011 - Current), X-RIDE (All Models), Super Z (Select or Most Models), Diesel Z (2028 - 2025 Models). 603192 - Steering Damper - Super Z (Select Models), Super Z HD (2013 - Current Models), Super 104 (All Models). 788349- Steering Damper - Trimstar (All Models). Specification Product Number: 839079C, 781922 Brand: Hustler Length: 1.20 IN Width: 0.45 IN Height: 0.40 IN. Weight: 0.035 LB Model Fit: Trimstar, Raptor, FasTrak, X-ONE, X-RIDE, Super Z, Super Z HD, Super Z Diesel, Z Diesel, Super 104