Comparison : Item # PP-12V-SMW-3.18-316, 12" Side Mount Post Protector
Item # PP-24V-SMW-3.18-316, Side Mount Post Protector
Item # PP-24V-SM-MEC, 24" Side Mount Post Protector for Mecalux
Item # PP-12V-SM-MEC, 12" Wide Mount Post Protector for Mexalux
Item # PP-12V-SM-4.1-316, Side Mount Post Protector