[Canuck]

Here are the tools I keep permanently in my trailer.
I have Plastic tool box bolted to the floor at the front
Warn Winch
Deep cycle Battery
8 ton Bottle jack
1 1/2 ton hydraulic jack.
6 axel straps
2 HD cargo straps
1 cargo net
8 Light duty cargo straps
Fulton Wheel lock
Tongue lock.
Wheel chocks and several pieces of wood.
Spare tire mounted on rear rignt side.
36" pry bar
Gloves
Grease gun.
12 Volt compressor and quality tire guage.
2 pieces of carpet underlay approx 4x4

Additionally I take a Bosche portable impact gun.

The tires get checked whenever the trailer gets moved,I keep a check list posted on the entry door.

Paul