Home / Accessories / Rail Kits / Spare Hardware Kit – Slim Mossberg 500/590/Mav88 Quad Rail Spare Hardware Kit – Slim Mossberg 500/590/Mav88 Quad Railfrom: $1500 Kit Option Choose an optionHardware KitClamp SetHardware Kit & Clamp SetClear Spare Hardware Kit - Slim Mossberg 500/590/Mav88 Quad Rail quantity Add to cart SKU: N/A Categories: Accessories, Rail Kits Product ID: 2735 Additional information Additional information Weight 1 lbs Kit Option Hardware Kit, Clamp Set, Hardware Kit & Clamp Set Related products Sale! Black Aces Tactical 20 Rd 1919 Drum $12000 Original price was: $12000.$9900Current price is: $9900. Add to cart Sale! Black Aces Tactical Bullpup 10rd 1919 Magazine $3000 Original price was: $3000.$2500Current price is: $2500. Add to cart Sale! Black Aces Carry Case by Savior $9500 Original price was: $9500.$8500Current price is: $8500. Add to cart