The Trip-L-Grip has been developed as an economical connecting unit to simplify structural jointing in timber roof, wall, ceiling and floor framing. Trip-L-Grips are pre-bent for fast application. Click here to watch the video! Uses Trip-L-Grips are the strongest and most economical anchorage for timber joints. Advantages Built-in locator nail for attaching to member before nailing. Trip-L-Grips are available in left (TGL) and right (TGR) hand configurations.