Found pudding key caps for non standard bottom row : r/Corsair
New Corsair gaming keyboards finally support all manner of weird and wonderful keycaps | PC Gamer
CORSAIR K70 RGB PRO Full-size Wired Mechanical Cherry MX Speed Linear Switch Gaming Keyboard with PBT Double-Shot Keycaps Black CH-9109414-NA - Best Buy
Review - CORSAIR K70 RGB TKL Mechanical Keyboard
Amazon.com: Corsair PBT Double-Shot PRO Keycap Mod Kit – Double-Shot PBT Keycaps – Origin Red – Standard Bottom Row – Textured Surface – 1.5mm-Thick Walls – O-Ring Dampeners : Electronics
Amazon.com: CORSAIR PBT DOUBLE-SHOT PRO Keycap Mod Kit – Double-Shot PBT Keycaps – Arctic White – Standard Bottom Row – Textured Surface – 1.5mm-Thick Walls – O-ring Dampeners (CH-9911040-NA) : Electronics
CORSAIR K70 RGB PRO Keyboard Review | TechPowerUp
Keycap Compatibility & Size Chart – MAX Keyboards
Reader Question: What is a "standard bottom row"?
Switch It Up – New High-Performance, Customizable K70 PRO MINI WIRELESS 60% Mechanical Keyboard from CORSAIR | CORSAIR Newsroom