SEBO Extender Sleeve Adapter (1777ST) | Required for D4, E3, K3 Turbo Brush
SEBO Extender Sleeve Adapter (1777ST) | Required for D4, E3, K3 Turbo Brush is backordered and will ship as soon as it is back in stock.
Pickup available at Avon Vacuums LLC
Usually ready in 4 hours
Why Buy From Avon Vacuums
Why Buy From Avon Vacuums
Family-owned in Avon, CT since 1972. We are an Authorized SEBO Medalist Dealer (7-year labor, 10-year parts warranty on qualifying SEBO models) and a Miele Diamond Dealer and HomeCare Specialist — the highest tier of Miele authorization, with full manufacturer warranty support. When you buy from us, you get manufacturer-backed warranties, professional setup, and over 50 years of experience standing behind every machine we sell.
Genuine Parts & Accessories
Genuine Parts & Accessories
We stock genuine OEM bags, filters, belts, and accessories for every brand we sell — Miele, SEBO, VacuMaid, and more. No knock-offs, no compromises. Genuine parts protect your warranty and your machine's lifespan. Need something specific? Call (860) 678-0011 — if we don't have it on the shelf, we can order it.
Care & Maintenance
Care & Maintenance
A well-maintained vacuum lasts decades. Replace bags before they're full, change pre-motor and HEPA filters per manufacturer schedule, and check the brushroll for tangled hair and debris monthly. We offer in-house service and repair for every brand we sell — bring your vacuum in for a free diagnostic anytime, no appointment needed during business hours.
In-Store Pickup
In-Store Pickup
All online orders are in-store pickup only at our Avon, CT showroom. We'll have your machine ready, walk you through setup, and answer any questions in person — no shipping damage, no setup confusion. Hours: Tue–Fri 9:30am–5:30pm, Sat 9:30am–3:00pm. Closed Sun & Mon. Address & directions: avonvacuums.com/pages/contact
SEBO Extender Sleeve Adapter (1777ST) | Required for D4, E3, K3 Tur...
Description
Description
The Small Adapter That Makes the 6179ER Work on Your D4, E3, or K3
The SEBO Extender Sleeve Adapter (1777ST) is the small but essential bridge between the SEBO 6179ER Handheld Turbo Brush and the handles on the D4, E3, and K3 canister vacuums. SEBO redesigned the handle geometry on these premium canisters, and the 6179ER won't seat securely without this sleeve. If you own one of these three canisters and want to use the handheld turbo brush for stairs, upholstery, or pet hair, the 1777ST is required.
Installation is a tool-free friction fit — slide the sleeve onto the handle, attach the 6179ER, and you're cleaning. Older SEBO canisters and uprights connect directly to the 6179ER without an adapter, so this sleeve is specifically a D4/E3/K3 part.
Why You Need the 1777ST:
Required for D4, E3, and K3: The 6179ER Handheld Turbo Brush will not fit securely on these handles without the sleeve.
Tool-Free Installation: Slides on by friction fit — no screws, no clips, no fuss.
Genuine SEBO Part: Correct dimensions, correct material — third-party knockoffs often fit loosely and cause the turbo brush to wobble or pop off.
Inexpensive Insurance: A $10 adapter that protects a $70 turbo brush from a bad connection.
Technical Specifications
| Feature | Specification |
| Model Number | 1777ST |
| Function | Adapter sleeve — connects 6179ER turbo brush to D4/E3/K3 handle |
| Required For | SEBO D4, E3, K3 owners using the 6179ER Turbo Brush |
| Used With | SEBO 6179ER Handheld Turbo Brush |
| Installation | Tool-Free Friction Fit |
| Country of Origin | Germany |
| Warranty | Genuine SEBO — Authorized Dealer |
The Avon Vacuums Advantage
We Make Sure You Get the Right Adapter: When you buy the SEBO 1777ST Extender Sleeve from avonvacuums.com, we confirm fitment based on your canister model before the order ships. Ordering a 6179ER and not sure if you need the sleeve? Call us at (860) 678-0011 — tell us your SEBO model and we'll bundle whatever you need.
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