2003 Polaris Deep Snow Snowmobiles Service Manual, Page 229Get this manual
BODY AND STEERING When performing normal maintenance or tune-up, check the ski skags for wearTo prevent damage to the skis, and for greater steering control, replace all skags which are half worn or greater
Ski Skag Removal
1Remove retaining nuts as shown2Push bolt down through ski3Pull rear of skag from ski as shownThis frees the skag for removal from the ski
Ski Skag Installation
1Push skag forward, then up into position2Reinstall nuts and torque to specification