THIS IS NOT A COMPLETE POWER RACK. Convert your J90 to the SP3B. With this kit you will get everything you need to convert your J90 Squat Rack in a SP3B Power Rack; (2) 30" crossmembers, Spotter Pins,  (2) 9' Silverback uprights, (1) pull-up bar, (4) Assembly plates & Assembly hardware.

Added features (In comparison to the Mandrill Series):

• Free upright color customization
• SH25 J-cups with heavy duty UHMW plastic protection
• Silverback Series hole pattern: 2" away in the squat area and 1" in the bench press area (little reference marks every 5 holes to simplify the adjustment)
• Lifetime warranty on all Silverback products*