This Listing Is For a. 920D Custom HH Black 5 Way Smoothie Humbuckers Loaded Pickguard for Strat Guitars. Stratocaster HH Loaded Pickguard – with Smoothie Humbuckers. Our HH Loaded Pickguard for Stratocasters has everything you need to give your guitar a massive upgrade. Everything – including the pickups – is pre-wired and ready to go. If you’re looking for a vintage style, low output, classic humbucker, the Smoothie is for you. They’re fat, buttery, and smooth – while retaining that sweet, crystal clear treble response you know and love. Great for background chunking or front-line solos. The Smoothie are a classic design and are made the way they used to be. You’ll love this humbucker set. 2 – 920D Custom Smoothie Humbuckers. 3 – Matching Skirted Knobs.