Construction of a winter rod
A winter rod is assembled from six parts, but only two of them are mandatory — the tip and the handle. The rest aren't found in every construction, which is exactly why the tackle in this branch looks so unlike from one rod to the next.
The tip
A thin, springy part that transmits effort from the wrist through the line to the lure and holds the spring bobber. Its stiffness decides how precisely the hand controls the lure: a soft one smooths out the movement, a stiff one transmits it almost without delay, but doesn't forgive any jerkiness.
Stiffness is matched to the lure's weight, not to the fish. A light lure doesn't bend a stiff tip at all, and the hand's movement arrives at the lure blunted; a heavy one folds a soft tip in half and eats the hookset. This is the third trait of the tackle alongside length and material — and the only one you can't see over the counter: in the shop the tip is bent by hand, on the ice it's bent by a lure weighing a fraction of a gram.
The handle
What the tackle is held by for hours in the frost. It can be fixed — when the tip comes straight out of it — or detachable. Material matters here more than it seems: a cold handle slips in a wet glove, and the shape itself is chosen to fit how the wrist holds the tackle.
The reel seat and the reel
Not every rod has them — which constructions do is covered in types of rods. Where they're present, the reel holds the line reserve and lets you change depth quickly; where they're absent, a line winder in the handle does the same job. The reel has no effect on the presentation itself: the hand gives the lure its movement through the tip and the spring bobber, and the reel's job begins between presentations — when it's time to change the level or land a fish.
Guides
Not everywhere either. They're only needed when the line runs along the tip from the reel; in constructions where it comes off directly from the handle, there are no guides. In winter, a guide is also a spot where ice builds up.
The spring bobber
A springy blade at the end of the tip that shows a bite by bending. In jigging it also passes the oscillation on to the lure, which is why it's matched to the weight of the specific lure. A detachable spring bobber is fitted and removed right there on the ice.
What can be left out
Guides, the reel seat, the reel and even the spring bobber can be left out: each next version is simpler than the last, and every simplification has a price. The simplest tackle in the branch — a handle with a line winder and a tip — practically never breaks, but the depth on it is changed by hand. Every part removed buys reliability and costs convenience, and none of the versions wins on both counts at once.
What fails first
Whatever moves. The reel's spindle, the mount of a detachable handle and the very socket the spring bobber sits in ice up and work loose before the tip does. That's why a spare spring bobber is carried more often than a spare rod: it's tiny, costs pennies and is fitted on the ice in a minute, while without it a working rod turns into something you merely carry.