ROLLER BASES

Primsurfer Roller Bases

A-860 Adjustable Roller Base for P250A (discontinued; order A-861)

This first generation of adjustable roller base is built around a steel frame.
Introduced in 2008.
Replaced in 2014 with model A-861.
Standard on P250AR & P250AG prior to 2014.

Instructions & schematic (check part list below for availability)

A-861 Adjustable Roller Base for P250A

New integrated roller base.
Introduced in 2014.
Standard on P250AR & P250AG (*GYM-Edition).
*Order A-861G if GYM-Edition
Can be retrofit on regular P250A.

Adjustment instructions & schematics

A-865 Adjustable Roller Base for Q550 (discontinued; order A-866)

This first generation of adjustable roller base is built around a steel frame.
Introduced in 2008.
Replaced in 2014 with model A-866.
Standard on Q550R & Q550G prior to 2014.

Instructions & schematic (check part list below for avalability)

A-866 Adjustable Roller Base for Q550

New integrated roller base.
Introduced in 2014.
Standard on Q550R & Q550G.
Can be retrofit on regular Q550.

Adjustment instructions & schematic

Installation instructions

A-870 Fixed Roller Base for P250F

The first integrated roller base.
Introduced in 2010.
Fits P245 & P250F.

Schematic

Replacement parts

Part #	Notes
A-850A	Rear roller frame for A-860 & A-865. Discontinued; order A-861 or A-866
A-850E	Rear roller axis for A-860 & A-865. Discontinued
A-850F	Rear roller.
A-850H	Roller o-rings. Discontinued; order replacement roller A-850F. See Technical Note.
A-850R	Rear roller assembly (frame & rollers) for A-860 & A-865. Discontinued; order A-861 or A-866
A-860D	Front wheel assy for A-860 & A-865. Discontinued; order A-861 or A-866
A-860F	Front wheel assy & resting block for A-860. Discontinued; order A-861 or A-866
A-861A	Unassembled roller base.
A-861D	Locking rod.
A-861E	Spacer. Discontinued
A-861F	Regular rear roller assembly. Discontinued; Order A-850F.
A-861H	Resting block for A-861 & A-866.
A-861T	Roller T-rings. See Technical Note.
A-865F	Front wheel assy & resting block for A-865. Discontinued; order A-861 or A-866
A-866A	Unassembled roller base.
A-870B	Rear roller axis for A-861, A-866 & A-870.
A-870D	Front wheel assembly for A-861, A-866 & A-870.
A-870G	Front wheel assembly for GYM-Edition. Discontinued; order A-870D.

Retrofit on regular tools

Part #	Notes
A-860	Discontinued; order A-861.
A-861	For all P250A tools.
A-861G	For all P250A tools. Includes brackets for 3/4" to 33/32" floorings.
A-865	Discontinued; order A-866.
A-866	For all Q550 tools
A-870	For all P245 & P250F tool. Will also fit P240 & P260 tools.