Polo Size:4XL the Rail Expansion Kit gives

the Rail Expansion Kit gives you the flexibility to customize your setup as your needs change

The ModShelf Rail Expansion Kit allows you to grow your existing ModShelf system with additional mounting space for more accessories and greater organization

ModShelf grows with you

• Single-needle left chest pocket with double-needle hem

Polo Size:4XL the Rail Expansion Kit givesClassic Port Authority polo with an embroidered Martyn Works left chest logo. A clean, professional look for work or everyday wear. 65% polyester, 35% cotton pique Relaxed fit that runs large Flat knit collar and cuffs Metal buttons with dyed to match plastic rims Side vents for breathability