... applications. The main advantages of ratchet tie down are : 1. Load restraint using a tensioning device (ratchet) 2. Effective and safe ... Hook4,000KGRTD5050FS5,000KG RTD5040JK0.5 + 7.5MDouble J Hook With Keeper4,000KGRTD5050JK5,000KG RTD5040SJ0.5 + 7.5MSingle J Hook4 ... ,000KGRTD5050SJ5,000KG RTD5040FT0.5 + 7.5MForged Hook With Triangle4,000KGRTD5050FT5,000KG RTD5040DJ0.5 + 7.5MHook & Keeper4, ...