The M502 uses eyelets and no PHR

Pockets Position and Quantity: This particular jersey does not provide pockets

the Toploader carries

40% polyester 60% combed ring-spun cotton crew neck

These are V2 models which have the following updates from the original design:

Enduro 6806 29mm x 42mm x 7mm Bottom Bracket Bearing - 29mm - 42mm - 7mm - ABEC-3 Radial Bearing - C3 Dangerous Goods The M502 uses eyelets andEnduro 6806 29 LLB ABEC 3 Radial Bearing (C3 Clearance) 29 x 42 x 7mm ABEC 3 Radial Bottom Bracket bearing featuring 52100 High Carbon Chromium alloy races paired with grade 10 Balls with 90% fill, high pressure, water proof grease. The most common use for this bearing is as a direct replacement bearing for BB30 and PF30 type BBs and SRAM DUB cranksets. Enduro Item Code: BB 6806 29 LLB bag