Beer Quick Disconnect protect cap
thingiverse
I made this cap to protect my Brewing equippement went i store my chiller and pump in the garage. made to match those king of quick disconnect https://www.ontariobeerkegs.com/S_S_Quick_Disconnect_Fitting_MQD_x_1_2_FNPT_p/ss-maleqd-half-fpt.htm
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