Do you want to improve your guns accuracy allowing the spear shaft to smoothly leave the guns stock with less wobble and a straighter path? Tru-Glide Rail is used to assist in keeping the shaft in place without slowing down its speed. Kitis designed for the Magnum Series Spear Guns (4D50's) and is easy to install. Soif you are looking for increased accuracy and keeping your spear shaft properly in place be sure to install the Tru-Glide Kit.
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Comments about JBL Tru-Glide Kit 4D50 48" Fits 1 1/4" Barrel (950):
I have an old jbl speargun that i got from an uncle,
the track was old and gouged out , so i pulled it off and cleaned the barrel with a solvent- then i applied the jbl track to the tube- very simple- works great!