The Bolt on D-Ring is perfect when a welded (permanent) lashing point is undesirable, or perhaps the surface is not weldable.
Tandemloc 9202-R46-O Open Sided Recessed Base D-Ring
Aluminum Beadlock Ring Bolts, 20mm
Twin Turbo D-Ring Connector w/ 2 6ft. TurboLite PFLs w/ Steel Locking Rebar Hooks, MFLB-4-Z7/6FT
Tandemloc Cargo Securing & Container Stands and Accessories
Tie down anchors d-rings: can be used as tie-down anchors on trucks, pickups, campers, , docks, boats, flatbeds, and trailers. T slot nuts: heavy duty
Vaguelly 1 Set T-Slot D-Ring Cargo Bolt Tie Down Rings T-Slot Nut for Bed Deck Rails Sliding Nut T Track Bolts Truck Bed Deck Rails Cleats Table Slot
Bolt On D-Ring Anchor
FallTech 7435 - Bolt-On D-Ring Anchor with Stud and Nut
Wheel Spacer - 5x112 - 25mm - Hub Centric Bolt On - 66.6mm - 14x1.5 Ch
Ringfeder Coupling 40mm D3T - TWL NZ
ZETA RACING
Nitro - M12x1.75mm Adapter - 6 Speed Reverse Left & Up