Park Tool Co.
5115 Hadley Ave. N., St. Paul, MN 55128 (USA) www.parktool.com
DT-4.2
Disc Brake Post
Mount Facing Tool
1
4
19
21
22
5
10
2
3
6
9
23
7
8
20
24
25
26 27
27
28
11
12
13
14
15
12
16
13
17
18
29
DT-4.2 part numbers
Part No.
Description
Qty.
1891
Cutter Arm
1
1890
Base
1
1774
Rear Axle
1
1892
Facing Cutter
1
1766
Set Screw — M10 x 1.5 x 8
1
1773-4
Axle Washer
4
1776
Front Axle
1
1771
Base Screw — M6 x 1.0 x 30
1
1768
Axle Mounting Screw — M6 x 1.0 x 22
4
1889
Knob
1
1899A
Large Parallelism Gauge
1
1885-2
Button Head Cap Screw — M4 x 0.7 x 8
2
1886-2
Washer — 4mm
2
1898L
Large Lower Wedge
1
1897U
Large Upper Wedge
1
1896A
Small Parallelism Gauge
1
Part No.
Description
Qty.
1895L
Small Lower Wedge
1
1894U
Small Upper Wedge
1
1893
Cutter Pilot
1
1556-4
Washer — 6mm
1
1877-2
Washer — 8mm
1
1888
Cutter Arm Screw — M8 x 1.25 x 30
1
1777
12mm Thru Axle Adapter Bushing
1
1764
12mm Thru Axle Adapter 15mm Spacer
1
1762
12mm Thru Axle 135mm Spacer
1
1763
12mm Thru Axle 7.5mm Spacer
1
1760-2
O-Ring
2
1779
15mm Thru Axle Spacer
1
1892A
Cutter and Pilot Assembly
—
—
12mm Thru Axle from Bike
—
—
15mm Thru Axle from Bike
—
—
20mm Thru Axle from Bike
—
1
2
3
4
5
6
7
8
9
14
20
15
21
25
16
22
26
17
23
27
18
24
28
29
30
31
32
10
11
12
13
19
