There is one in mine.
I bolted one down to the floor under the bottom wardrobe drawer.
SHHHHH don't tell anyone.
Remember, locks (and safes) are there to keep the honest people out, anyone dishonest is going to break in or steal it with or without a lock.
06 Hurricane 34FT WH W20 Chassis 8.1L 132K, Steersafe, Koni Shocks, DIY Trac Bar, Tri-Metric 2025RV Battery Monitor, 4-6V Batteries, Scan Gauge 2, Crossfires, 735W Solar Morningstar MPPT-60, WG T4 In-Motion Sat, XM Radio, 07 Chevy Malibu Maxx Toad, Falcon 2, Brake Buddy, Escapee