Brunson Rotating Mounting Base kara-kit-recommended The 5146 adapter provides a

The 5146 adapter provides a standard 3½"-8 external thread for mounting various bases or other adapters

Built from corrosion-resistant stainless steel

Leica LS10

3X rewind with clutch release for fast line pay out and retrieval

Aluminum outer pole

Brunson Rotating Mounting Base kara-kit-recommended The 5146 adapter provides aThe model 89 is a precision mounting base designed to accommodate almost all of our 2 diameter alignment telescopes and collimators. The instrument is supported by two wyes which are 8. 375 (212. 7mm) on center, and are mounted to a channel sectioned bar. (Special wye spacings are available on request.) The wyes provide stable support of the instrument barrel. For added protection, adjustable metal clips secure the telescope to the base. Precise