This anchor can be installed in concrete

0 x 140 Hex Cap Screw 8

7/8-9 x 8 Simpson Wedge Anchor 303 SS (5)

but they’re also vibration- and shock-resistant

14 x 15 Log Hog® Heavy Duty Log Home Fastener (150) Flat Sleeve Anchors Zinc Plated This anchor can be installed14 x 15 Log Hog Heavy Duty Log Home Fastener (150) . LogHog is an extra heavy duty log home fastener, engineered for specific home construction applications. The LogHog with its oversized head, thicker diameter and additional thread, offers increased drawn down and holding power. This fastener is corrosion resistant guaranteed. The design features include: Oversized washer head and increased thread combine for dramatically increased pull down for