Beginner — under 30 min
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | LEWMAR |
| Part Number | L03I 399400323 |
Videos
Lewmar Low/Medium Hatch - Lid Replacement
Lewmar Low/Medium Hatch - Seal Replacement
Lewmar size 40 low profile hatch removal and repair
Lewmar Hatch Lens Replacement
Retro-Fitting A Lewmar Hatch: Finalizing the Installation
Gimme Shelter Hatch Lens Replacement
Troubleshooting Windlasses with Lewmar's Harcourt Schutz
Episode#18 Rebedding of Portholes, Caulk Tips and Butyl Tape
Steel Sailboat Build Part 24
How to Select and Install an Anchor Rode: Part 1
Bow Thruster Protection
INSTALLING PORT LIGHTS in our COCKPIT!
Is our SAILBOAT going to SINK?! ⛵️ Ep25
Replacing your Halyard Rope - Sailboat Halyard Line
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy