The Quad Pop-Ups The Link off MAINLINE are a new concept within our extensive range of hookbait. Their square shape makes them both unusual and harder for fish to cast. Their size means they lend themselves perfectly to single hookbaits. To be used with particles with the pop-up version. which is the ideal topper to balance out bottom baits or even use as a high attract Zig or floating hookbait! Available as pop-ups or bottom baits for any presentation!