MVD Roller Kit for DIY & Custom Builds Spearguns. All metal parts made of Inox steel. 1 x Track guide made of inox steel type 316L marine and fixing screws 2 x Self lubricating Rollers 1 x 6mm axis 2 x Loading hooks (with securing screws) 1 x Line guide and fixing screws 4 x Teflon washers. This item is in the category "Sporting Goods\Water Sports\Scuba & Snorkeling\Spear Guns". The seller is "sv3aqr" and is located in this country: GR.