Machined HDPE circle plungers and Insert Anchors allow you the ease of multifunctionality for tying down various items. Just tighten up the bolt and this kit is ready for work! With the included 6pc Fastener set and 6 straps, (three small 3 holes and three big 4 holes straps) right out of the box allows you to use our caddy for a variety of items. Tie it all in with the caddy helper and your items will be really secure! Use of other straps can be used, but use at your own discretion.