Just like it's bigger brothers, this 375 series block is the workhorse of the Berkey System. These blocks are available in both a left and right hand version. This allows access to the fastener even if you have two blocks side by side. An equal number of each is recommended. You can never have too many of these. Bore is .375 inch diameter.

Combine with Right Angle Block to create any angle. Tapped with a 10-32 hole at end of spud. We recommend a 4 to 1 ratio of Right Angle Blocks to Spud Blocks.

Light duty linear mover based on the 375 series component group. Built-in NEMA 17 motor mount allows the use of steppers or servo motors. Many uses. Max length, 24 inches. Made to order. Motor not included

Base Plate Blocks are attached to the Base Plates and serve as the starting point for any building operation. Blocks are counter-bored to accept one 1/4-20 x 5/8 socket head cap screw. Part numbers with a V indicate vertical rod positioning, an H indicates horizontal rod positioning. One fastener per block included. Bore is .375 inch diameter.

Hastily designed in Johnny's (John Berkey) office back in 1991 as a way to add more blocks to the original line up, it was viewed as a totally worthless block to fill space in the catalog. In the years since it has proven to be a key player in any rig build. This block is a must have. Uses are too many to list.

Half of a right angle block with a 10-32 tapped hole on end. Mount anything on this block.

Right angle block with an oil impregnated bronze insert. Excellent for driveshaft mounting or other light duty rotational applications.

This is a very handy block for those time when you want to hold something that uses armature wire. Place the armature wire into the hole and tighten the screw up against the armature wire. Available in both the right angle style and the parallel style. Great for stop motion animation.

For years we've been asked to create a T-block and it's finally available. Allows both tubes to be on the same plane. Bore is .375 inch diameter.

Create corners with the tubing on the same plane. Both holes allow one of the tubes to pass all the way through. Each tube is held in place with it's own fastener.

Tubing is .375 O.D. X .062 wall. Strong and light. Available lengths are 2, 4, 6, 8, 12 and 16 inch.

Base Plate. Attach base plate to any flat surface via four mounting holes that are countersunk for drywall screws or flathead machine screws. Add Base Plate Blocks and you have a solid starting point to build off of. Base plates are 3/8 inch thick, drilled and tapped for 1/4-20 fasteners. This Base Plate is compatible with the 15 mm, 375, 500 and 750 series Base Plate Blocks.

Base Plate. This little base plate is great for mounting on the edges of 2X4's or in applications where space is tight. Mount on any flat surface via two mounting holes that are countersunk for drywall screws or flathead machine screws. Add Base Plate Blocks and you have a solid starting point to build off of. This base plate is 1/4 inch thick, drilled and tapped for both 1/4-20 and 10-32 fasteners. This Base Plate is compatible with the 15 mm, 250, 375, 500 and 750 series Base Plate Blocks.

Great for locating shafts and creating registration stops on rigs. Bore is 3/8th inch.

The smallest base plate we make; measuring just 1X2 inches. Mounts to any surface with one drywall screw. One each 1/4-20 and 10-32 tapped hole for mounting base plate blocks.

Great for locating shafts and creating registration stops on rigs. Bore is 3/8th inch.

Ball ends are great for creating instant angle adjustment when combined with any 375 series block

Here's how they work; when loosened slightly, the diagonally split rod end is slid inside of any length of Berkey System tube and is then locked inside the tube by tightening the fastener on the ball. The ball end can then be mounted in any block and this allows omni-directional movement up to about 35 degrees. Read the rest of this entry »

Ring Mount. Great for holding PVC tubing and round or odd shapes. Mount on base plate blocks or Accessory Shafting (sold separately). Two, three and four inch diameters available. Comes with knobs.

Ring Mount. Great for holding PVC tubing and round or odd shapes. Mounts to any base plate block or Accessory Shafting (sold separately). Two and four inch diameters available. Comes with knobs.

A very handy tool for assembling your rig or making quick adjustments, Bondhus Balldrivers are the preferred wrench for use with the Berkey System. Old fashioned hex wrenches are so last century. For fastest assembly, Bondhus Balldrivers are the only way to go. They fit all Berkey System components, will not over-tighten and have the ability to get into tight places. Long stem also available. Sold individually.

With the 500 to 375 series bushing you can mix 500 and 375 series components. Simply place the bushing in any 500 block and you can use 375 series rod.  Add a second bushing to drop down from 375 to 250 series or to go up to 750 series.

With the 375 to 250 series bushing you can mix 375 and 250 series components. Simply place the bushing in any 375 block and you can use 250 series rod.  Add a second or third bushing to go all the way up to 750 series.