I would cut the spades off, put decent banana plugs on, these or others, it's easy
https://www.ebay.com/itm/10PCS-Nakamichi-Speaker-Banana-Plugs-Audio-Jack-Connector-24K-Gold-4MM-Speaker/372698715525?_trkparms=aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D226054%26meid%3D5219a99d5f144c5ea94c9588528a73dd%26pid%3D100005%26rk%3D4%26rkt%3D12%26mehot%3Dag%26sd%3D382069102582%26itm%3D372698715525%26pmt%3D1%26noa%3D0%26pg%3D2047675%26algv%3DSimplAMLv5PairwiseWeb%26brand%3DUnbranded&_trksid=p2047675.c100005.m1851
you can always put high quality spades back on in the future.
https://www.ebay.com/itm/10PCS-Nakamichi-Speaker-Banana-Plugs-Audio-Jack-Connector-24K-Gold-4MM-Speaker/372698715525?_trkparms=aid%3D1110006%26algo%3DHOMESPLICE.SIM%26ao%3D1%26asc%3D226054%26meid%3D5219a99d5f144c5ea94c9588528a73dd%26pid%3D100005%26rk%3D4%26rkt%3D12%26mehot%3Dag%26sd%3D382069102582%26itm%3D372698715525%26pmt%3D1%26noa%3D0%26pg%3D2047675%26algv%3DSimplAMLv5PairwiseWeb%26brand%3DUnbranded&_trksid=p2047675.c100005.m1851
you can always put high quality spades back on in the future.