This slider was only used about 6 times. I discovered I didn't need it and went with fixed arms.
Reese Model 50024
Up to 20,000 lbs.
10" travel rearward from center of rail
Current slider systems expanded to give true ease and precision
Embossed roller supports for low friction and longer wear
Forged mounting feet for wide consistent attachment to rails
Updated pin mounting holes to better align with the current rail kits and reduce play
Plated rails hold up longer for extended wear