Arduino TSX00002 Larger Prototyping Board Designed for MKR Style B...

Arduino-TSX00002-MKR-Proto-Large-Shield-Prototyping-Board-for-MKR-Boards-Arduino-TSX00002-The-b-MKR-Proto-Large-Shield-b-is-a-prototyping-board-with-a-larger-area-than-its-sibling-with-more-than-300-solder-points-perfect-for-those-more-ambitious-b-MKR-b-projects-The-breakout-board-has-male-female-headers-to-fit-your-MKR-boards-and-will-fix-wherever-you-want-thanks-to-the-mounting-holes-Arduino-TSX00002-Larger-Prototyping-Board-Designed-for-MKR-Style-Boards

Price: 8.33 from Rapid Online Rapid Electronics Ltd.