Shockwave S5 Swivel Slide [SW-05488]S5 Swivel Slide This Swivel Slide system has 5 inches of fore aft travel and features premium igus track and cars for smooth operation. The 360 degree swivel has 16 positions and a positive lock that engages every 22. 5. Shockwave accessories are designed to fit the Shockwave S5 seats and may not fit off brand marine seats. Please ensure your seat bolt pattern will work with Shockwave accessories, or consider buying or building an adapter. Vessel