
-- 4 ROW, 21 FT ALUMINUM BLEACHER --
(STANDARD, PREFERRED & TIP n’ ROLL)
Installation Instructions
BLCH-421AL → Standard Aluminum 4 Row, 21 Ft Bleacher.
BLDP-421AL → Preferred Aluminum 4 Row, 21 Ft Bleacher, w/ Double Planks.
BLCH-421TRG → Standard Aluminum 4 Row, 21 Ft Tip N’ Roll Bleacher.
BLDP-421TRG → Preferred 4 Row, 21 Ft Tip N’ Roll Bleacher, w/ Double Planks.
Call Jaypro Sports Equipment at 1-800-243-0533
during regular business hours for technical support.
www.jaypro.com
REV-A, 4/10

JAYPRO SPORTS
4 ROW, 21 FT ALUMINUM BLEACHER PARTS LIST
ITEM PART # DESCRIPTION
1 BLAL-4RL 4 ROW LEG FRAME - ALUMINUM 4 4 4 4
2 BLALX-77 1/4" x 1 1/4" FLAT X-BARS (BLAL-421RX) 6 6 6 6
3 AR5052 9 1/2" x 1 1/2" x 21' STADIUM PLANK 7 7 10 10
4 AR5044 5/16" BOLT CLIP 56 56 80 80
5 AR5045A 9 1/2" SEAT PLANK END CAP 14 14 20 20
6 HS5035 #8 x 1/2" PHILIP SCREW, ZP 28 28 40 40
7 HS287 3/8"-16 x 1 1/4" HX HD SCREW, ZP 11 31 11 31
8 HB5054 5/16"-18 x 1 1/4" CARRIAGE BOLT, ZP 56 56 80 80
9 HN5046 5/16"-18" FLANGE NUT 56 56 80 80
10 HN5042 3/8"-16 FLANGE NUT, ZP 11 31 11 31
11 CS0011 CASTER WHEEL N/A 8 N/A 8
12 RR5005 RUBBER BUMPER N/A 20 N/A 20
13 HN5038 1/2"-13 FLANGE NUT, ZP N/A 16 N/A 16
14 HW2050 3/8" FLAT WASHER, ZP 11 31 11 31
Kit # →
Box # →
BLCH-
421AL
BLCH-421K BLTR-421K BLDP-421K BLDP-421TRK
1 1 1 1
BLCH-
421TRG
BLDP421AL
421TRG
IMPORTANT NOTICE:
1) BEFORE EACH USE CHECK EQUIPMENT FOR PROPER CONNECTING
HARDWARE AND STRUCTURAL INTEGRITY. REPLACE DAMAGED OR
MISSING HARDWARE IMMEDIATELY.
2) USE OF THIS EQUIPMENT OTHER THAN INTENDED, MAY BE
HAZARDOUS.
3) ALTERATION OR MODIFICATION OF THIS EQUIPMENT MAY BE
HAZARDOUS AND RESULT IN INJURY. FOR REPAIR OR
REPLACEMENT, CONTACT YOUR DEALER OR JAYPRO SPORTS.
BLDP-
REV-A, 4/10