USG User Galleries (over 11,000 free underwear photos so far) are a sure bet to find incredible self-submitted jockstrap photos. We’re going to feature some of our favorites periodically here on Jockstrapping. To start off this feature we’re highlighting one of the USG users: ButtBagg. As you can tell he’s got a fantastic ass that was made for a jockstrap. Click the jump link to see more photos and for more info on ButtBagg:

(more photos after the jump…)

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