Installation Guide
93
SIGNATURE RAILING
ATTACHING STAIR BRACKETS (FIXED STAIR, STAIR SWIVEL, AND 
COMPOUND SWIVEL) TO SIGNATURE POSTS AND PRESSURE-
TREATED POST AND POST SLEEVES
TREX SIGNATURE
NOTES: 
» All Signature fi xed stair brackets work ONLY with 
stair slopes of 32°-37°.
» Illustrations shown are representations when 
using Signature post, but same rules apply if using 
pressure-treated posts and post sleeves.
» Use a clamp to help hold stair brackets in place 
while fastening with screws.
» IMPORTANT NOTE: BEFORE ATTACHING ANY 
UPPER BRACKETS MAKE SURE PROPER RAILING 
HEIGHTS ARE ACHIEVED. RAILING HEIGHTS AND 
UPPER BRACKET HEIGHTS MAY NEED TO BE 
ADJUSTED, HOWEVER, DO NOT REDUCE HEIGHTS 
BASED ON YOUR RAILING CODE REQUIREMENTS. 
MEASURE CAREFULLY as dimension heights may 
need to be adjusted!
1.   Lay bottom stair rail on steps beside posts. Position 
bottom rail at least 1" (2.5 cm) above nose of stair 
tread. 
TIP: Use a 1" (2.5 cm) deck board as a spacer board 
and clamp rails to post. Mark where lower brackets 
are to be attached to both posts. Mark at underside of 
railing location.
Installing Lower Fixed Stair Brackets
2.   Center lower stair bracket on post above the 
marked line and attach using two self-tapping 
screws (provided). In some cases it may be diffi cult 
to attach the stair bracket on the lower stair post. 
Recommend using a 90º cordless drill in this area if 
possible to attach screws.
Installing Lower Stair Swivel and Compound 
Swivel Brackets
NOTE: Picture refl ects lower stair swivel bracket.
3.   Center lower stair swivel bracket on post above 
the marked line and attach using four self-tapping 
screws (provided). In some cases it may be diffi cult 
to attach the stair bracket on the lower stair post. 
Recommend using a 90º cordless drill in this area if 
possible to attach screws.
1" 
(2.5 cm)
1
2
Bottom stair 
bracket – 
bottom rail
Top stair 
bracket – 
bottom rail
1
1
2
1
3
Mounting HolesMounting Holes
2










