Quick Summary
The CE Smith 29553 Jon Block is a black natural rubber boat-trailer component measuring 3 x 3 inches and designed to fit a 3/4-inch shaft. It is described as a replacement for original equipment on many boat trailers.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Material and color | Black natural rubber. |
| Dimensions | 3 x 3 inches. |
| Shaft fit | Designed for a 3/4-inch shaft; confirm the shaft size on your trailer. |
| Product type | Jon Block for a boat trailer, described as a replacement for original equipment on many trailers. |
What to Compare Before Buying
Check that your trailer uses a 3/4-inch shaft and that the block’s 3 x 3-inch dimensions suit the existing part. For replacement use, compare it with the installed block and trailer setup. The stated shaft size does not establish fit across all trailer makes or models.
Before You Decide
Confirm the shaft size and compare the block’s dimensions with the part you intend to replace. Check the exact trailer fit before selecting this replacement.





Reviews
There are no reviews yet.