Updated: October 2026. Pencil Float sizes and price checked on the live product page Oct 21, 2026.

Pencil bobbers, the short answer: a pencil bobber is a long, slim float that stands straight up and dips under at the lightest bite. For bluegill and crappie, use a Gapen Pencil Float in 5 inch for calm water and light jigs, or 7 inch for wind, longer casts, and a little more weight. Add split shot under the float until only the orange antenna shows above the water, hang your jig or bait 1 to 2 feet above the fish, and set the hook when the float tips, lifts, or slides under. $4.40 in 5 or 7 inch.

Below: how a pencil float differs from a round bobber, which size to pick, a step-by-step setup, how to fish it in wind and on light bites, and when to switch to another float.

What is a pencil bobber?

A pencil bobber is a slender float, thicker near the bottom and thin at the top, that rides upright in the water instead of sitting on top of it. Because so little of it is above the surface, a fish has almost nothing to pull against. A round bobber can hide a soft bluegill bite. A pencil float shows it.

The Gapen Pencil Float has a balsa body, a strong fiberglass stem, a clear protective coating, and an orange and white antenna that is easy to see. Yellow and black "bait lines" on the body help you balance it for different bait sizes. It uses Gapen's Slip-N-Lock connector, so the same float fishes as a fixed bobber or a slip bobber without retying.

Pencil float vs. round bobber: which one should you use?

Question	Pencil float	Round bobber
Bite detection	Shows tiny taps, lifts, and sideways moves	Mostly shows bites that pull it under
Resistance to the fish	Very little, so fish hold the bait longer	More, so light biters often spit it
Calm water and light bait	Best choice	Works, but misses soft bites
Wind and chop	Good if weighted low (7 inch handles more)	Bounces and drags the bait
Heavy bait or big minnows	Step up to a larger Gapen float	Floats more weight for its size
Kids and first-timers	Takes a minute to weight right	Simple, clip on and go

Our take at the shop: if the fish are biting hard, any bobber works. When bluegill and crappie get picky, like on a cold front or in clear fall water, the pencil float is what keeps you catching.

Which size Gapen Pencil Float should you buy?

Size	Price (Oct 21, 2026)	Best use
5 inch	$4.40	Calm water, close casts, 1/64 to 1/32 oz jigs, spikes or waxworms for bluegill and perch
7 inch	$4.40	Wind, longer casts, slightly heavier jigs, crappie and trout

The product page puts it simply: for trout, bluegill, perch, and crappie fished with spikes or light baits, the 5 or 7 inch Pencil Float "catches the most and largest fish." Smaller floats are more sensitive. Larger floats cast farther and stay steadier in waves. Many anglers carry both.

How do you rig a pencil float for panfish?

1. Pick the depth. Find where the fish are holding. In fall, bluegill and crappie often suspend near weed edges, brush, and docks. Plan to hang your bait 1 to 2 feet above them.
2. Attach the float. Slip your line through the slot on the side of the Slip-N-Lock connector. Pull the sleeve all the way down to lock it as a fixed float, or pull it down only slightly over the slot to fish it as a slip float.
3. For deeper water, add a stop. When the fish are deeper than your rod is long, rig it as a slip float with a Gapen Bobber Stop set at your depth.
4. Tie on a light jig or hook. A small panfish jig like Gapen Jigets or a Freshwater Shrimp Jig in 1/64 or 1/32 oz is a natural fit. Tip with a spike or waxworm if the fish want it.
5. Balance it. Pinch on small split shot a few inches above the jig, one at a time, until the float sits upright with just the antenna showing. Use the bait lines on the body as your guide.
6. Cast, let it settle, and wait. Give it a small twitch every so often to make the jig hop, then let it sit still again.

How do you read bites on a pencil float?

• Float slides under: the classic bite. Set the hook.
• Float lies flat or pops up higher: a fish picked up the bait and lifted the weight. Crappie do this a lot. Reel up slack and set.
• Float tips or wobbles: a fish is mouthing the bait. Wait a beat, then set if it moves again.
• Float drifts sideways against the wind: a fish swimming off with it. Set.

Rule of thumb: if the float does anything it was not doing a second ago, set the hook. It costs nothing to check.

How do you fish a pencil float in the wind?

• Go to the 7 inch. The larger float stays steadier in waves and casts farther into the wind.
• Weight it low. Put most of your shot closer to the bait so the float rides deep and the antenna does not get pushed over by every gust.
• Keep the line off the water. Hold your rod tip up and mend slack so the wind does not belly the line and drag the float.
• Fish the windblown side. Bait and panfish often stack up on the shore or weed edge the wind is blowing into.

When should you use a different Gapen float?

A pencil float is a finesse tool. For bigger bait, rough water, or kids who just want to watch a bobber, another float may fit better.

• Slip bobber for deep crappie: see our guide on how to fish a slip bobber for crappie.
• All-around panfish: how to fish a Gapen Panfish Float.
• A classic easy-to-see bobber: how to fish a Bobber Anne Float.
• Fishing after dark: glow in the dark bobbers for night panfish.
• Walleye, bass, or big baits: the product page suggests the 5 or 6 inch Walleye Float, and the 10 or 12 inch Big Game Float for pike, muskie, catfish, and stripers.

What anglers say about the Gapen Pencil Float

The Pencil Float holds 4.5 of 5 stars from 25 reviews on gapen.com. Emerson Goza from Rockford, Illinois wrote that these "are the only ones I've ever found that will stand up above 1/32 oz jigs," and called the craftsmanship top-tier. Daniel Magara from Jamestown, New York said they "are great for panfish and calm water."

To be fair, one reviewer found the small black stopper too big for his setup and another said the float was too small for his fishing. If you fish bigger baits or need a heavier float, the 7 inch or one of our larger floats is the better pick.

Gapen Slip-N-Lock floats are guaranteed against breakage for one year from purchase under normal fishing conditions, per the product page.

Shop the Gapen Pencil Float

Gapen Pencil Float: slim, sensitive balsa float with Slip-N-Lock connector. $4.40 in 5 or 7 inch. Questions? Call the shop at 1-877-623-2099 and talk to an angler.

Pencil bobber FAQ

What is a pencil bobber used for?

A pencil bobber is used for finesse float fishing, mostly for bluegill, crappie, perch, and trout. Its slim shape gives fish little resistance and shows light bites that a round bobber can miss.

Is a pencil float better than a round bobber?

For light bites, calm water, and small baits, yes. A round bobber is simpler and floats more weight, so it still has a place for bigger bait and beginners.

What size pencil float should I use for bluegill?

Start with the 5 inch Gapen Pencil Float for calm water and 1/64 to 1/32 oz jigs. Use the 7 inch when it is windy or you need longer casts. Both are $4.40.

How much weight does a pencil float need?

Add small split shot until the float stands upright with only the antenna above the water. The exact amount depends on your jig and bait, so add one shot at a time.

Can a pencil float be used as a slip bobber?

Yes. The Gapen Pencil Float uses the Slip-N-Lock connector. Pull the sleeve down slightly over the slot to slip float, or all the way down to lock it in place. Add a bobber stop to set your depth.

Why does my pencil float lie flat?

Either it needs more weight, or a fish lifted your bait. If it lies flat right after a cast, add split shot. If it was standing and then falls flat, set the hook.

Are Gapen floats guaranteed?

Yes. Gapen Slip-N-Lock floats are guaranteed against breakage for one year from purchase under normal fishing conditions, according to the product page.

Gapen Tackle Company, a family tackle shop in State Center, Iowa.