Place the two springs in the base slide the hook down into the base while holding the hook in push in the two white pins into the base above the hook slide. Can be attached using screws or heavy duty double sided tape.

Child safety lock for cabinets or drawers two seperate sizes the large size uses two .6x7x25 mm springs (https://www.amazon.com/uxcell-Stainless-Compression-Workshop-Industrial/dp/B0GMGP2YN1/ref=sr_1_5?crid=8KQ6HIWQP83S&dib=eyJ2IjoiMSJ9.2LgSpE3ZowaURRwSuhDZOsmORL3BMatDUERhae7yV_1hOmA0HgmddzGAG1Zl2fWwy6pLAMZn0k7sc1uAOq38Gdgd0chxqn6S02-0Ze7Gbbc8nbalgXNIibzJCBLyemEc3JnUG4OCkJYNw2kkHwm0W2smFRsBF0z_2crZlV_lRUwOTsIrDSTQC1eiwTQfd1WU0OJMkJ43H-TjgPtt5Mr_HK8qo5dpYraSqYeqYbjWPGg.mGLyZS7XxDYhY63SO5LlYL1y9jOSPa_SK_igxODmTwc&dib_tag=se&keywords=.6x7x25mm+spring&qid=1775787024&sprefix=6x7x25mm+spring%2Caps%2C133&sr=8-5)

The smaller size uses two .4x5x20 mm springs (https://www.amazon.com/sspa/click?ie=UTF8&spc=MTo0NDUxNjYwMDg2MDY4OTk5OjE3NzU3ODcyMjc6c3BfYXRmOjMwMDkxODA3ODgxMDcwMjo6MDo6&url=%2Fuxcell-Compression-Stainless-Mechanical-Project%2Fdp%2FB0FHKMN76Z%2Fref%3Dsr_1_1_sspa%3Fcrid%3DE41I4I1YY0JK%26dib%3DeyJ2IjoiMSJ9.ZvT6PQEV6A5CPO9W8UBfI6IF-fRvZFyiaOQcBxSUacg5QZuQAmLM6L6PkS8n_uPupeBrU52HQaA22AawlfCpmT1g37LEBJfcx28B021WsHipExMgtYaNZbmJTiS937I11EUkOADFAKiCNMNGv9n2S9QyQ0JnNNVjhsm9qSedjMEVE2J1RIg0FQBwW6aOhnjvj1qs5-8YjpKHgaFVNk86d1Z5bO7ajEEa2wIuKiEcaO4.shjnQSVvJofIonJTzYpRHbFZB4jzWE54wa8xPkc7UHY%26dib_tag%3Dse%26keywords%3D.4x5x20mm%2Bspring%2B50pcs%26qid%3D1775787227%26sprefix%3D4x5x20mm%2Bspring%2B50pcs%252Caps%252C115%26sr%3D8-1-spons%26sp_csd%3Dd2lkZ2V0TmFtZT1zcF9hdGY%26psc%3D1)