Castelli Pro Mesh M Sleeveless Base Layer - Black Size:XL and the lockring is included

and the lockring is included

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Castelli Pro Mesh M Sleeveless Base Layer - Black Size:XL and the lockring is includedWhat Makes the Pro Mesh M Sleeveless the Best Base Layer? The Castelli Pro Mesh M Sleeveless Base Layer is built on the same foundation as the base layers trusted by WorldTour pros. Its 3D open mesh construction wicks sweat off your skin and pushes it outward to your jersey so you stay dry and comfortable on long efforts. The sleeveless cut eliminates bulk at the shoulder while keeping core temperature regulated during hard rides. If you have ever