![M52B28 TU - Does anybody know what this perished blue plug (?) is called and what is supposed to do? I can't seem to find it on Real OEM or in the M52B28 TU - Does anybody know what this perished blue plug (?) is called and what is supposed to do? I can't seem to find it on Real OEM or in the](https://preview.redd.it/m52b28-tu-does-anybody-know-what-this-perished-blue-plug-is-v0-q1s64yitbub81.jpg?width=640&crop=smart&auto=webp&s=8f83db1e2ddd856cf2baba4f7e1b6e1e52912c36)
M52B28 TU - Does anybody know what this perished blue plug (?) is called and what is supposed to do? I can't seem to find it on Real OEM or in the
![Am I supposed to have a plug to plug the hole between the bidon holder? I saw it on the exploded diagram. Can washing your bike without it cause problems? Grail CF Am I supposed to have a plug to plug the hole between the bidon holder? I saw it on the exploded diagram. Can washing your bike without it cause problems? Grail CF](https://preview.redd.it/am-i-supposed-to-have-a-plug-to-plug-the-hole-between-the-v0-h20q92gihb8b1.jpg?width=640&crop=smart&auto=webp&s=b9f4113394fe89f01acf01b5c87e22dd6275119d)
Am I supposed to have a plug to plug the hole between the bidon holder? I saw it on the exploded diagram. Can washing your bike without it cause problems? Grail CF
![White european electrical outlet with smart plug inserted into it on modern bright bathroom with white tiled wall Stock Photo - Alamy White european electrical outlet with smart plug inserted into it on modern bright bathroom with white tiled wall Stock Photo - Alamy](https://c8.alamy.com/comp/2KT7NRY/white-european-electrical-outlet-with-smart-plug-inserted-into-it-on-modern-bright-bathroom-with-white-tiled-wall-2KT7NRY.jpg)
White european electrical outlet with smart plug inserted into it on modern bright bathroom with white tiled wall Stock Photo - Alamy
![Welke plug heb ik nodig voor mijn wand? Hollewand, gipsplaat of stenen muur. Kijk de video nu! - YouTube Welke plug heb ik nodig voor mijn wand? Hollewand, gipsplaat of stenen muur. Kijk de video nu! - YouTube](https://i.ytimg.com/vi/YZpFsuZEPy4/maxresdefault.jpg)
Welke plug heb ik nodig voor mijn wand? Hollewand, gipsplaat of stenen muur. Kijk de video nu! - YouTube
![Amazon.com: Aramox Boat Drain Plug,Brass T Handle Drain Twist Plug with Rubber Seal Marine Boat Hardware Accessories(1 inch) : Sports & Outdoors Amazon.com: Aramox Boat Drain Plug,Brass T Handle Drain Twist Plug with Rubber Seal Marine Boat Hardware Accessories(1 inch) : Sports & Outdoors](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61sVmBWJOHL._AC_UF350,350_QL80_.jpg)