Auxiliary Sash Locks - 2 Types, 7 Total • Wind Lock ZERO - 3 pieces Nomura Tech Double safety device, auxiliary sash lock with key Installation gap size: 30-45mm Retail price: 1,430 yen • Auxiliary Sash Lock - 4 pieces LIFELEX Installation gap size: 28-45mm Retail price: 1,518 yen In addition to normal locking, these can also be used when you want to leave the window slightly open for ventilation, or to prevent accidents caused by children opening the window without notice. These are extras from purchasing several types. I opened and tried installing them to see which ones I would use, but I haven't used them. If you purchase multiple items, I will discount the shipping cost for items that can be shipped together, so please feel free to ask. Other miscellaneous goods I have for sale can be viewed here: #MiscellaneousGoodsEtc ◆ Please read my profile. I am not selling on any platform other than Mercari. Please understand and agree to purchase these used items, which may have minor scratches or small imperfections due to aging from home storage. 1672