NO FOAM BACK-TO-BACK · Neo65 Core Plus · Aluminum Plate · GMK ABS · Elgato Wave:3
HMX Grey vs HMX PEI (Bumblebee)
Hear HMX Grey vs HMX PEI (Bumblebee) back-to-back with standardized zero-foam audio on Neo65. Side-by-side travel distance, housing materials, and sound profile breakdown.
Standardized Zero-Foam Sound Tests
Deck A: HMX Grey Linear Switch Factory Lubed @0:02
Crispy Carbon-Fiber Clack
Deck B: QQ x HMX PEI Bumblebee Linear @1:02
Loud PEI Crisp Clack
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Side-by-Side Technical Spec Comparison
| Specification | HMX Grey Linear Switch Factory Lubed | QQ x HMX PEI Bumblebee Linear |
|---|---|---|
| Bottom-out Force & Actuation | 45g bottom-out · 37g actuation | 58g bottom-out · 50g actuation |
| Total Travel Distance | 3.7mm | 3.6mm |
| Stem Material | POM | POM |
| Top & Bottom Housing Materials | Top: PA12 (smoky semi-transparent with glitter and light guide) / Bottom: PA66 + Carbon-Fiber Mast | Top: PEI / Bottom: Nylon + PEI Core |
| Factory Lube Status & Mount | Factory Lubed · 5-Pin | Factory Lubed · 5-Pin |
| Price per 10-Pack (with code shylocutus.com) | $3.25 USD / 10pcs | $5.37 USD / 10pcs |
Matchup Notes
Acoustic & Tactile Feel
HMX Grey channels bottom-out energy through its decoupled center mast for a loud, piercing high-frequency acoustic presence, whereas HMX PEI (Bumblebee) pairs smooth linear downstroke with balanced mechanical resistance with a classic, medium-pitched clack with grounded acoustic decay.
The Verdict
Pick HMX Grey if you want maximum high-pitched clack volume and sharp center-pole impact. Pick HMX PEI (Bumblebee) if you want balanced, consistent linear travel and classic clack tone. Can't decide or want two distinct acoustic profiles for your rotation? Grab the bundle above to test both back-to-back on your own board — code 'shylocutus.com' auto-applies 7% off at checkout.