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Summit SUMLBK01 grey carbon fiber break cue for billiards

Summit SUML21 Grey Carbon Fiber Break Cue

Name: Summit SUML21 Grey Carbon Fiber Break Cue
Brand: Summit
SKU: SUML21
Availability: InStock

Original price was: $499.00.Current price is: $449.10.

The Summit SUMLBK01 is a grey carbon fiber break cue with 13.8mm hard tip and break taper shaft. Built to shatter racks.

10 in stock

SKU: SUML21 Categories: Break Cues, Pool Cues, Summit Carbon Fiber Cues, Summit Cues Brand: Summit

The Summit SUML21 Grey Carbon Fiber Break Cue is a Summit break cue sold by Quarter King Billiards. It has a Uni-Loc joint and a 13.75mm carbon fiber shaft. It is in stock at $449, with free shipping over $98 and 30-day returns.

Description

Summit SUMLBK01 – Grey Carbon Fiber Break Cue

Summit break cues by Cuestix International are built for explosive power with pinpoint control, using aerospace-grade carbon fiber with a specialized break taper shaft.

The Summit SUMLBK01 is a full carbon fiber break cue with a sleek grey design. Its 13.8mm forward-weighted carbon shaft carries serious momentum, delivering a heavy, powerful hit that launches racks apart without losing stability.

Specifications

Tip: 13.8mm Hard Layered Black Tip
Ferrule: 12mm Black
Shaft: 29in 9oz CF with break taper and etched Summit logo
Joint Pin: Uni-Loc
Collar: Black
Forearm: 30in 11oz Grey 3K glossy carbon fiber weave with Grey grain overlay
Wrap: None (Wrapless)
Butt Sleeve: Grey 3K glossy carbon fiber weave with Grey grain overlay
Butt Plate: Black with chrome Summit logo
Bumper: Extension ready threaded rubber bumper
Weight: 20-21oz adjustable

Additional information

Weight	3.5 lbs
Dimensions	60 × 4 × 4 in
Wrap Type	Wrapless
Joint Type	Uni-Loc
Shaft Size	13.75mm
Color	Black, Grey
Cue Type	Break
Shaft Type	Carbon Fiber

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Specifications

Specifications for Summit SUML21 Grey Carbon Fiber Break Cue
Wrap Type	Wrapless
Joint Type	Uni-Loc
Shaft Size	13.75mm
Color	Black, Grey
Cue Type	Break
Shaft Type	Carbon Fiber
SKU	SUML21
Shipping Weight	3.5 lbs

Questions about this cue

What joint does the Summit SUML21 Grey Carbon Fiber Break Cue use?

It uses a Uni-Loc joint. That means any Uni-Loc shaft will thread straight onto this butt, so you can add a spare or upgrade later without changing cues. If you are matching a shaft you already own, check its pin against Uni-Loc before ordering — joints are not cross-compatible.

What shaft diameter is the Summit SUML21 Grey Carbon Fiber Break Cue?

This cue ships with a 13.75mm shaft. Thinner shafts put more spin on the cue ball and feel crisper through the stroke; larger diameters feel fuller and are more forgiving on off-centre hits. Neither is better — it comes down to how you like the cue to hit.

Is this a carbon fiber or wood shaft cue?

The Summit SUML21 Grey Carbon Fiber Break Cue comes with a Carbon Fiber shaft. Carbon fiber will not warp, ignores humidity and deflects less; quality maple gives the traditional feel a lot of players still prefer. Both play at a high level, so pick the one that matches how you want the cue to feel.

What is the Summit SUML21 Grey Carbon Fiber Break Cue built for?

It is set up as a break cue. Playing cues are balanced for control on shot-making, break cues are heavier with a harder tip for power transfer, and jump cues are short and light to get the cue ball airborne. Using the right one also protects your playing cue from break wear.

What kind of grip does it have?

The grip is wrapless. Irish linen wicks sweat and stays tacky, leather is plush and premium, and a no-wrap finish is fast and needs no maintenance. If your hands run warm, linen is usually the safer pick.

Is Quarter King an authorized Summit dealer?

Yes. We are an authorized Summit dealer, so this cue is genuine and carries the full manufacturer warranty against warpage and defects in workmanship. Warranty claims go through us — you do not have to deal with the factory yourself.

How fast does it ship, and can I return it?

Shipping is free on orders over $98 in the contiguous US, $5.50 flat otherwise, and you get tracking as soon as it moves. Returns are accepted within 30 days of delivery on unchalked, unused product — contact us first for a return authorization so it is credited without delay.

Specs checked and written up by Quarter King Billiards. Last reviewed August 18, 2026. Ask us about this cue