R2-D2 UCS Build Help: The periscope doesn't fit properly and there is a gap. I've searched the instructions thoroughly and can't find where I may have gone wrong. Has anybody run into
Brickfinder - LEGO Star Wars R2-D2 (75308) Official Announcement!
LEGO IDEAS - Build something spectacular from the world of 007! - Lotus Esprit S1 Submarine
Periscope Spying LEGO Ninjago Movie Green Ninja Mech Dragon Scope McDonalds VG | eBay
LEGO CLASSIC MIRROR MAGIC : EP:1 REAL PERISCOPE - YouTube
Space Tools Parts Fest: Tom Loftus | New Elementary: LEGO® parts, sets and techniques