Detail 01
31 in.
Matches the bowl diameter, which on timpani is usually printed by the maker. Confirm before ordering.

Independent shopping perspective
A 31-inch hazy timpani head with an extended collar. Replacement film for a concert timpano of that bowl size.

Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Matches the bowl diameter, which on timpani is usually printed by the maker. Confirm before ordering.
Detail 02
Translucent rather than fully clear. Slightly less top-end glare than clear film, without a coated surface.
Detail 03
Deeper wrap down the bowl, so it seats correctly on drums with more clearance under the counterhoop.
Detail 04
Built for pedal-tuned pitch across a range, so film thickness and collar are cut for even tension.
Detail 05
Holds pitch through humidity changes, unlike calf, which moves with the room.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
Measure the bowl diameter across the bearing edge, or check the maker's stamp. Timpani are sized by bowl, and 31 inch is a common large drum.
The film is translucent rather than fully clear — a middle ground between clear and coated, with slightly less top-end edge.
It wraps further down the bowl so the head seats correctly on drums that need the extra depth. Standard collar heads are cut shallower and may not clear.
Yes, with patience. Release pedal tension, remove the counterhoop, clean the bearing edge, seat the head, and tension evenly around the drum.