Use screws appropriate to your wall type (#8 x35mm countersunk screws are appropriate for most situations). Fix the screws through the holes provided in the Universal Sleeve to a wall stud, then simply slide the rack arm into the channel provided, from top to bottom.
Universal Sleeve to suit Slatwall
Simply hook the sleeve into the groove in slatwall type panels. Then slide the chosen arm into the Universal Sleeve from top to bottom. No fixing required.