Better turntables than the AT-LP60X with a better tonearm with adjustable tracking force should fit on that shelf:

• Automatic AT-LP3 $249 $199.
• Manual AT-LPW30TK $329 $195 has lower wow and flutter, an updated cartridge, and a solid MDF plinth.

However that shelf may not be very sturdy.

Sturdier Soho turntable stands:

• https://www.amazon.com/Crosley-Turntable-Record-Stand-Mahogany/dp/B07GZCW2GK
• https://www.amazon.com/Crosley-Turntable-Record-Stand-Black/dp/B07GY3B57K

Lower cost stands:

• https://www.amazon.com/KATHY-BOB-storage-Vintage-Turntable/dp/B0BRC88Q1V
• https://www.amazon.com/MAWEW-Record-Turntable-Storage-Vintage/dp/B0C49QF951