A nylon strap across the back I imagine is to place over a wheeled suitcase handle when traveling. Is fireproof box is hard shell ?. No key is required. The lock still work very well after several tests.
eBay
KAK E9 Series Archaize Super B Grade Padlocks Safe Anti-Theft Lock Rustproof Antique Bronze Top Security Locks For Home Hardware
Aliexpress UK
This key safe wall mounted key box is very sturdy and waterproof. The waterproof material of the key box can protect keys and other small important property from the adverse weather such as rain, snow and wind.
eBay
5 Digit Combination Padlock 4.65 Inch Long Shackle Resettable Padlock Lengthened Gym Lock Waterproof for School Gym Locker Fence
Aliexpress UK
Rear Trunk Boot Tailgate Handle Switch Button Kit For Kia Rio Mk3 Picanto Mk2. Perfect for storing, displaying your favourite jewelry, bracelet, earrings, necklace, brooch, hair clip or more and keep jewelry clean and protected.
eBay
Silver stainless steel lock, door drawer cabinet door padlock lock plate, free mail
Aliexpress UK
Looking for an elegant yet sturdy solution for securing your valuables?. With a secure combination lock and a customizable design, it brings an essence of sophistication to functionality. ADVANCED COMBINATION LOCK: Features a secure 3-number combination lock, eliminating worries about lost keys.
eBay
Small mini High Quality Strong Steel Padlock Travel Suitcase Diary Lock Luggage Schoolbag Anti-theft Security Padlock 2 Keys
Aliexpress UK
Brand new
eBay
Engine Wheel Motor Wheel Lock Screws For KUGOO M4 / M4 Pro Electric Scooter Shaft Lock Nut/ Lock Washer Replacement Parts
Aliexpress UK
We have a support team to assist you. Product Features. Fast and Free! Order now! Carefully crafted by Kepa Design.
eBay
Bathroom Metal Lock Body Universal Bedroom Lock Body Hardware Accessories Excluding Keys, Silent Single Tongue Lock Body
Aliexpress UK
Colour: Black Size: 12" Number of Keys: 1 Item Depth: 9h.
eBay
Single-Side Invisible Sizzle Lock Single-Side Lock For Interior Bedroom Background Door Secret Lock Hidden Black Door Handle
Aliexpress UK
Keep your keys safe and accessible with this durable wall-mounted key safe box. Waterproof Protection – Black sliding cover protects the lock and contents from rain, snow, dust, and ice.
eBay
Black Door Handle Door Handle Lock Square Channel Privacy Mask Interior Bedroom Room Bathroom Three-Bar Spherical Lock Home Lock
Aliexpress UK