Spotting arms offer an extra safety aspect when training, also ideal for rack pulls and hang cleans alongside a list of other exercises. Polyethylene on the spotting arms similar to the premium J hooks allow for the protection of the barbell. Metal on metal will cause damage to the bars and uprights in which they attach with that in mind the brackets of the spotting arms consist of the polyethylene material.
|Compatible with all types of rigs?
||No, these are only compatible with BLK BOX rigs