Low profile magnetic socket rail for socket organization VERSATILITY: Replaceable Socket Mounting Squares For Customization HIGH VISIBILITY: Bright Color For Identification Includes: (1) Orange 1/4-in Drive 8-in Single Row Magnetic Socket Rail with 10 Nubs ; (1) Orange 3/8-in Drive 8-in Triple Row Magnetic Socket Rail with 10 Nubs ; (1) Orange 1/2-in Drive 10-in Triple Row Magnetic Socket Rail with 10 nubs